Nanotubes
(nanotube 的复数) n. 毫微管（富勒烯中的圆柱形分子）
🗣️ 情景例句
Are you sure you know where you're going?
你真认识你要去的地方吗？
What's done can't be undone.
无可挽回。 泼水难收？
My false teeth are stuck to it.
我的假牙还在上边呢！