| 由口语陪练网外教 spacechem 录音 | |||||||
| NO. | 记住了 | 发音 | 例句 | ||||
| 1 | trial and error |
 |
反复试验，不断摸索 |
例句 | |||
| 2 | in vain |
|
徒劳；白辛苦 |
例句 | |||
| 3 | in turn |
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转而，反过来；依次，轮流 |
例句 | |||
| 4 | serve as |
|
起...作用，担任 |
例句 | |||
| 5 | dig up |
|
掘出；挖到；发掘 |
例句 | |||
| 6 | roll up |
|
卷起，到达，出现 |
例句 | |||
| 7 | at first sight |
|
乍一看之下；第一眼就 |
例句 | |||
| 8 | keep track of |
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跟上...的进展，跟踪 |
例句 | |||
| 9 | be beneficial to |
|
有利于，有益于 |
例句 | |||
| 10 | flow chart |
|
流程图，生产过程图解 |
例句 | |||
| 11 | in nature |
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本质上；实际上 |
例句 | |||
| 12 | be based on |
|
基于，以...为根据 |
例句 | |||
| 13 | keep pace with |
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（与...）同速前进，（与...）并驾齐驱 |
例句 | |||
| 14 | in doubt |
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不能肯定的，可怀疑的 |
例句 | |||
| 15 | at all costs |
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不惜任何代价，无论如何 |
例句 | |||
| 16 | travel agency |
|
旅行社 |
例句 | |||
| 17 | bean curd |
|
n.豆腐 |
例句 | |||
| 18 | at random |
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任意地，随便地，胡乱地 |
例句 | |||
| 19 | in particular |
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特别地，尤其；特别的 |
例句 | |||
| 20 | by contrast |
|
对比之下 |
例句 | |||
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