Flexiglass
透明乙酸纤维素制品
🗣️ 情景例句
It won't be the same, but what do you say?
那就不一样了， 但你说呢？
They lacked for nothing.
他们什么都不缺。
So was born the echo-sounding apparatus, now in general use in ships.
这样就产生了目前各种船舶上普遍应用的回声探测仪。