sea
[si:] noun
ESSENTIAL countable or uncountable
■the salty water which covers a large part of the surface of the Earth, or a large area of salty water, smaller than an ocean , which is partly or completely surrounded by land 海，海洋•the Mediterranean Sea地中海 •We went swimming in the sea.我们去海里游泳。 •The sea was calm/smooth/choppy/rough when we crossed the Channel.当我们横渡英吉利海峡时，海上风平浪静／水准如镜／波浪起伏／波涛汹涌。 •The refugees were at sea (= in a boat on the sea a long way from land) for forty days before reaching land.难民在海上航行了40天才到达陆地。 •When we moved to the US, we sent our things by sea (= in a ship).我们移民美国时，把行李海运过去。 •We spent a lovely week by the sea (= on the coast) this year.我们今年在海边度过了愉快的一周。 •Soon we had left the river estuary and were heading towards the open sea (= the part of the sea a long way from land).不一会儿，我们便离开了河口，向外海驶去。 a sea of sth
■a large amount or number of something 很多；大量•The teacher looked down and saw a sea of smiling faces.老师向下看去，看到一张张微笑的脸庞。 put (out) to sea
■(of a ship) to leave a port and start a journey （船）启航，出海•The boats will put (out) to sea on this evening's high tide.船将在今晚涨潮时启航。 countable
■one of the large flat areas on the moon which in the past were thought to be seas 海（指月球表面的广阔平坦地区，过去被认为是海）
[si:] noun
at sea
■confused 困惑的•I'm all/completely at sea with the new coins.这些新硬币完全把我搞糊涂了。
[si:] noun
run away to sea (also go to sea)
■(especially of a boy or young man) to leave your family and become a sailor （男孩或年轻男子离家）当海员，当水手•My grandfather ran away to sea when he was twelve.我的祖父在十二岁时就离家去当水手了。 |