Celts
n. [考古]史前期的石斧；凯尔特人（Celt的复数）
🗣️ 情景例句
Long time no see.
好久不见。
I've got four kids at home and no wife.
我有四个由我父兼母职的孩子。
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。