Opticist
n. 光学家\\n[医] 光学家
🗣️ 情景例句
Well, there we are.
好了 ，就这样了。
These clothes are very beautiful, but I can't afford to pay that much.
这些衣服很漂亮，但是我买不起。
and the search for oil has done more to improve deep drilling than any other mining activity.
寻找石油比其他任何采矿业对改进深孔钻探作的贡献都要大。