Stenol
石烯醇
🗣️ 情景例句
We have several package tours you may choose, from ten days to three weeks in Europe.
我们有几套欧洲旅游计划选择，时间从10天到3个星期。
The worst men often give the best advice.
最不行的人，往往能提出最好的意见。
How long have you worked in this factory?
你在这家工厂工作有多长时间了？