Synonym: at one time, erst, erstwhile, formerly, in one case, one time. Similar words: at once, concede, concert, concern, concept, all at once, conceive, once more. Meaning: [wʌns] 
adv. 1. on one occasion 2. as soon as 3. at a previous time.
adv. 1. on one occasion 2. as soon as 3. at a previous time. 
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121. One can not be in two places at once.
122. When you feel hurt and your tears are gonna to drop. Please look up and have a look at the sky once belongs to us. If the sky is still vast,clouds are still clear, you shall not cry because my leave doesn't take away the world that belongs to you.
123. Every girl was once an angel without tears. When she meets the beloved boy, she gets the tears. And after she cries, she falls into the earth. Therefore, every boy shall be nice to his girl, coz she once gave up the whole heaven for the boy.
124. You can have it all. You just can't have it all at once.
125. We must appoint a new teacher at once to the mountain school.
126. If there is something wrong with the machine,it should be reported at once to the engineer in charge.
127. There was once a moment,we misunderstood it was a lifetime.
128. I'd like to visit the colleges once more before we leave.
129. Countries overwhelmed by the human tide of refugees want safe havens set up at once.
130. Thank you for your smile, once panic over my time.
131. Once we get these problems straightened out, we should be all right.
132. You not once gave me one time to turn the head, I always in smiled actually to you.
133. Some kinds of birds which were once a common sight are now becoming rare.
134. The train operates the 2,400-mile round trip once a week.
135. Things once thought never forget one day will look completely different.
136. The more you wanna know whether you have forgotten something, the better you remember; I once heard that, the only thing you can do when you no longer have something is not to forget.
137. I am immune from the disease, for I had it once.
138. Once the last boxes were packed away, he was overtaken by a wave of tiredness.
139. He gazed once more around the room, wherein were assembled his entire family.
140. Once already heals by the needle jianzha broken fingertip, whose horizon have you gone to.
141. If you can only exercise once a week, that's better than nothing .
141. Wish you can benefit from our online sentence dictionary and make progress day by day!
142. Remember once again the passage of memories, has no sweet.
143. Making an omelette is easy once you've got the knack .
144. If I cried a tear of painful sorrow,If I lost all hope for a new tomorrow,Would you dry my tear and ease my pain,Would you make me smile once again?
145. Go at least once a year to a place you have never been before.
146. She fully intends to continue her sporting career once she has recovered from her injuries.
147. Exercise creates its own virtuous circle. Once you start a programme and do it regularly, you'll feel so good you'll want to continue.
148. Will you suddenly appear, in a coffee shop around the corner, I will bring the smiling face, and you say, not to say once upon a time, just say, say to you, just say, long time no see.
149. They seem to have a flaming row at least once a week.
150. The Earth rotates on its axis once every 24 hours.
More similar words: at once, concede, concert, concern, concept, all at once, conceive, once more, conception, concerning, concentrate, once in a while, concentration, once upon a time, concentrating, concrete, conclude, on credit, conclusion, conciliatory, since, hence, fence, cancel, cancer, dancer, stance, glance, chance, bounce.