原声例句
-
they've been a part of cutting edge research that nobody else really knows about.
他们参加一些没有其他人知道的前沿研究。
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$firstVoiceSent
- 来自原声例句
they've been a part of cutting edge research that nobody else really knows about.
他们参加一些没有其他人知道的前沿研究。
应用推荐