Methacrol
麦撒克罗(润滑剂)
🗣️ 情景例句
Oh, Somebody's at the door. I have to go.
哦，有人来了，我得去开门。
I apologize for that, sir.
请您原谅。
He did a lot of research and travelled around the USA looking for information about his ancestors.
他做了大量的研究，在美国跑了许多地方，了解有关祖先的情况。