Stapf
麻黄碱
🗣️ 情景例句
Just because the other kids have motor scooters is no reason for you to stop riding your bike to school.
只是因为其他的孩子都有电单车上学，不足以成为你不骑车上学的理由。
I can't afford it.
我买不起。
Yes, Miss Yang, said Meimei.
“是的，杨小姐，”梅梅说