Epimeric
差向异构体的
🗣️ 情景例句
Well, I'll tell Richard,
嗯， 我会告诉Richard，
Strong packing will protect the goods from any possible damage during transit.
坚固的包装可以防止货物在运输途中受到任何损失。
In this way Native Americans were forced onto poor land that the settlers did not want.
就这样，美洲土著人被赶到殖民者所不要的贫瘠的土地上去了。