Disserviceable
a. 危害性的, 起损害作用的
🗣️ 情景例句
You might want to know more about it.
我想你肯定想多了解点吧。
Ray. I've been rescued at last.
啊吓！我终于得救了。
from which can be seen the strata the drill has been cutting through.
从中能看出钻头所钻透的地层。