remain的用法：
1、用作不及物動詞
They went, but I remained.
他們走了,但我留了下來。
He'll remain to accompany you.
他將留下來陪你。
A number of problems remain to be solved.
有很多問題尚待解決。
還有一項更艱苦的工作需要我們做。
2、用作系動詞
They remained good friends.
他們仍然是好朋友。
He will always remain a shining example for us all.
他永遠是我們學習的光輝榜樣。
His face remained expressionless.
他的臉上仍然毫無表情。
In spite of the danger they remained calm.
盡管有危險,但他們一直保持冷靜。
We must always remain modest and prudent.
我們要經常保持謙虛謹慎。
He remained hanging in midair, saved by the belt.
他懸在空中,被安全帶救了。
He remained unbending under the severest of tortures.
他受盡酷刑,仍然堅貞不屈。