Quicksort
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🗣️ 情景例句
Your buildings are very large, aren't they?
你们的厂房很大，对吗？
It wasn't any bother.I was glad to do it.
不麻烦.我乐意做。
for fear the agents of other firms should be able to trace the kind of research they are likely to be undertaking.
他们生怕别的公司的情报人员据此摸到他们可能要从事的某项科研项目。