at sea
US /æt siː/
UK /æt siː/
成语
1.
不知所措, 困惑不解
confused and not knowing what to do
示例:
•
After the sudden change in plans, I was completely at sea.
计划突然改变后，我完全不知所措。
•
When it comes to advanced mathematics, I'm totally at sea.
谈到高等数学，我完全摸不着头脑。
2.
在海上, 出海
on a voyage on the sea
示例:
•
The sailors spent months at sea.
水手们在海上度过了数月。
•
They were at sea for three weeks before reaching land.
他们在海上航行了三周才抵达陆地。