self-drainage

常见例句

He came to look at the drainage.
他是來檢查排水設備的。
The drainage system has been aged.
排水系統已經老化了。
Application of Dewatering System with Self Drainage Deep Well and Light Well Points to Deep Foundation Pit under Sandy Soil Condition
自流深井配輕型井點降水在砂質土深基坑中的應用
I do not like to go to the movies by my self.
我不喜歡自己一個人看電影。
I my self is going to make a sandwich.
我要親手做個三明治。
He was a wreck of his former self.
他身躰壞得不成樣子，已興從前判若兩人。