# 例句
1、The moonlight shone on the calmsea.
月光映在平静的海面上。
2、Nautilus is a smallseaanimal.
鹦鹉螺是种小型海洋动物。
3、I stood amid aseaof corn.
我站在茫茫一片庄稼之中。
4、I'm all atsea; I've no idea how to repair cars.
我手足无措,不知道怎样修理汽车。
5、She tried to understand the instructions, but she was completely atsea.
她费尽力气想看懂那些说明文字,却全然不知所云。
6、Theseacovers nearly three-fourths of the world's surface.
海洋几乎占地球表面的四分之三。