Synonym: attach, bind, clasp, connect, fasten, important, join, link, main, principal. Similar words: paraplegic, gestapo, aplomb, tap, tape, tapped, tapered, set apart. Meaning: [steɪpl] 
n. 1. (usually plural) a necessary commodity for which demand is constant 2. a natural fiber (raw cotton, wool, hemp, flax) that can be twisted to form yarn 3. material suitable for manufacture or use or finishing 4. a short U-shaped wire nail for securing cables 5. paper fastener consisting of a short length of U-shaped wire that can fasten papers together. v. secure or fasten with a staple or staples. adj. necessary foods or commodities.
n. 1. (usually plural) a necessary commodity for which demand is constant 2. a natural fiber (raw cotton, wool, hemp, flax) that can be twisted to form yarn 3. material suitable for manufacture or use or finishing 4. a short U-shaped wire nail for securing cables 5. paper fastener consisting of a short length of U-shaped wire that can fasten papers together. v. secure or fasten with a staple or staples. adj. necessary foods or commodities. 
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151. It also produces other vitamins, carotenoids and minerals to fortify staple foods.
152. Staple food can eat it Callicarpa japonica rice, black beans, red bean, green beans, red shoes, black sesame, walnut, etc.
153. In this paper, 18 kinds of knitted fabric with different specifications were designed by use of 6 kinds of yarn with Y-shaped polyester staple fiber as basic material.
154. One or two staple crops are the chief sources of food intake.
155. Pasta often becomes a staple of a runner's diet, but there are lots of other healthful and interesting carb choices for runners, such as couscous,(http://sentencedict.com/staple.html) rice or quinoa.
156. One of the staple foods of the famously long-lived centenarians in the Hunza valley of the Himalayas is the apricot.
157. If the plant has a root system large enough, a heavy staple gun can be used to staple the roots directly to the mount without injury to the tillandsia.
158. John Jr. was a magazine publisher, an assistant district attorney and a staple of the social pages and tabloids until his untimely death in a plane crash in 1999.
159. All normal cotton fibers have a soft creamy tint and some of the long staple fibers like the Egyptian cotton, are more creamy in color than the Upland and the Sea Island cotton.
160. People cotton price trend this week most of the weakness, mainly from the viscose staple fiber in the upper price effect loosing market shipments are General.
161. Black beans are a great low-budget staple; ask anyone from southern Mexico or Brazil.
162. The fiber wrap always occurs in the later processing of staple fiber.
163. By analysis of the characteristics of CDP melt, the process conditions of direct spinning CDP staple fibre were discussed.
164. Corn is the staple food, and chili is the favorite vegetable in the coal-burning endemic fluorosis areas. Fluorine in corn can be totally extracted by acid lixivium by once.
165. Soundex algorithms have been used to index all US censuses from 1920 onwards, and are a staple of family history software.
166. Based on the analysis of the cutting principle of staple fibre, a mathematical model affecting the sharpness of cutter blades is established.
167. Already British farmers are experimenting with apricots, peaches, almonds and olives; in the future, staple crops such as durum wheat, soya and maize might become viable, too.
168. Although a staple since ancient times, this was the first time that cows were produced provincially on a commercial basis.
169. A staple holding jaw of the end effector is coupled to another jaw for grasping tissue to be stapled.
170. The haemorrhoids are removed using a scalpel, laser or staple gun.
171. Its staple products are plastic accessory made for telecommunication, electric applications, machinery and automobile industry.
172. The so-called "liberal-communitarian" debate became a staple in philosophy courses all over the world.
173. The Yorkshire pudding is a staple of the British Sunday dinner, and in some cases is eaten as a separate course prior to the main meat dish.
174. He flips a switch. A "rat-a-tat-tat" sound, like that of a staple gun, echoes through his helmet, and fatigue abruptly flees his mind.
175. The pikeman is a staple of the late Medieval army, and the arms of militia mirror those of professional soldiers.
176. Comparing with common sizing agents, it has better adhesivity on polyester staple. It's more suitable for polyester staple yarn sizing. It is easy for desizing and it is more environmental protection.
177. The content of the staple food and the sweet potato such as rice of steamed bread noodle, oaten , carbohydrate that waits tomato patch is very high, it is the first selection of abecedarian.
178. Over-length or several times length staple fibre is a regular control index in PET staple fibre production. It has great influence on the downstream textile production.
179. He bought equipment such as refurbished micropipettes — a staple in any molecular biology lab — and a used centrifuge on eBay.
180. Lichen is the staple of their winter diet, and they must push aside the snow to reach it.