Dpimer
[机] 差向立体异构物
🗣️ 情景例句
What a bargain! Thanks for helping me with this shopping.
真是太划算了！谢谢你带我买这些东西。
Won't you come alone with me? My boss wants to see you.
能跟我一起来吗？我们老板有事要见你。
We have five different ones.
五种