S-l
abbr. short-long (signals) 短-长（信号）; sound-locator sublease 有效土地转租
🗣️ 情景例句
I know you don't understand but you will just have to accept my opinion this time.
我知道，你或许不能理解，但这次你必须接受我的意见。
I will try.
我会试试看。
A page from a student's diary
学生日记一则