Verelite
聚苯乙烯
🗣️ 情景例句
She is a terrible student.
她是一个极糟的学生。
The ox when weariest treads surest.
牛困走得稳。
I have to transfer to No. ll bus, but where is the bus stop?
我需要换乘11路公共汽车，但是汽车站在哪儿？