Disserviceable
a. 危害性的, 起损害作用的
🗣️ 情景例句
I knew it!
我就知道！
Now, we're doing something new making skin strong enough that it doesn't wrinkle, become dry, or develop blemishes.
现在我们正在做一些改进，使皮质变得坚韧而不致有皱纹，变干或产生磨损。
The American president who fought for the freedom of slaves in the USA.
为美国奴隶的自由而战的美国总统。