Focuser
聚焦放大镜, 聚焦装置
🗣️ 情景例句
Could you knead the dough for me?
你能帮我揉面吗？
We shall lie all alike in our graves.
一进坟墓，大家一样。
It is no use doing what you like; you have got to like what you do.
干你所喜欢的事是没有用的，你得喜欢你所干的事。