Blattic acid
[医] 蟑螂酸
🧩 词语组成解析
🗣️ 情景例句
No, these are only personal effects.
没有，这只是些私人用品。
Hard to say.
很难说。
It sped downhill at the end of the race and its driver had a lot of trouble trying to stop it.
它在接近终点时，冲下了山坡，驾驶员费了好大劲才把车停下来。