?? 詞語組成解析
sea
[si]
n. 海;海洋;許多;大量;
n. 蕓苔屬植物, 海甘藍
??? 情景例句
After I finish my homeword, I usually watch TV for half an hour or so.
我做完作業后，通常看半個小時的電視。
Generally speaking, it's cheaper but slower to ship goods by sea than by rail.
總的來說，海運比鐵路運輸更便宜，但速度慢一些。
You should have a mind of your own.
你必須有自己的主見。