Ethavan
乙基香草醛
🗣️ 情景例句
I love to organize people.
我喜欢做组织工作。
What are you going to do with the books?
你打算拿这些书怎么办？
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。