Pentazane
吡咯烷
🗣️ 情景例句
I agree. I appreciate your helping me, Jack.
我同意，谢谢你的帮助杰克。
I ask him to tell me the details about everything.
我要求他告诉我每件事的细节。
Bison waste no longer fell on the ground to improve the soil, which as a result became less good for growing plants.
地上不再有野牛的粪便来改良土壤，结果对于植物生长土壤变得不够肥沃了。