1.All at one time.
一下子。收藏指正
2.At one time we met frequently.
过去我们曾常常见面。收藏指正
3.At one time they met frequently.
一度他们经常见面。收藏指正
4.The quantity made at one time.
产量一次产出的量收藏指正
5.A large amount swallowed at one time.
一大口一次吞下的量收藏指正
6.At one time I lived in Japan.
我过去曾在日本住过。收藏指正
7.At one time in the past; formerly.
过去的某一时间；以前收藏指正
8.recorded at one time for transmission later.
预先在某一时期录好以备日后播送的。收藏指正
9.At one time I resent the society.
我曾一度对社会不满。收藏指正
10.Cocaine, especially a small amount snorted at one time.
可卡因可卡因，特别指供一次食用的小剂量可卡因收藏指正
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