Operato
[医]手术者，操作人员
🗣️ 情景例句
That won't do.
这可不行。
I'm afraid you will miss your bus.
我怕你会错过公共汽车。
Fortunately, however, ancient men made tools of stone, especially flint,
然而， 幸运的是，远古人用石头制作了工具，特别是用燧石，