Pentacetate
五乙酸盐
🗣️ 情景例句
You are not going to be able to move after this and the aerobics class.
你会动都动不了的。在你做完这个后又去上有氧运动课之后。
To know everything is to know nothing.
事事皆知，事事不懂。
Carl, what does quake mean, as in the word earthquake?
卡尔，earthquake这个词中的“quake”是什么意思？