strait，gullet，fretum，channel，pass，sound，gut，channel ；

[例句] 英吉利海峡隧道是欧洲最大的土木工程。 The Channel Tunnel project is the biggest civil engineering project in Europe.

[例句] 也门完全控制着红海南端的海峡。 Yemen commands the strait at the southern end of the Red Sea.

coastline，beachline，sea line，shoreline，coasting；

[例句] 由于存在着危险的下层逆流，在大部分海岸线附近游泳都不安全。 Dangerous undertows make swimming unsafe along most of the coastline.

[例句] 透过薄雾他认出了那是英格兰的海岸线。 He recognized the coast of England through a veil of mist.

seaman，sailor，mariner，matelot，matlo ；

[例句] 男人们移居国外当海员。 The men emigrate to work as seamen.

[例句] 有经验的海员会告诉你在这种天气下的航行情况. Experienced seamen will advise you about sailing in this weather.

[脊椎] Delphinus delphis，dolphin，delphis，delphinids，porpoise；

[例句] 他在丁格尔湾与海豚交流的时候特别开心。 He was so happy communing with the dolphin in Dingle Bay.

[例句] 据悉海豚有时会救溺水的游泳者。 Dolphins have sometimes been known to save drowning swimmers.

Laminaria japonica，sea-tangle，sea-tent，kelp ；

[例句] 海带 多糖 :褐 藻类 植物中储藏糖类物质的主要形式. Laminarin The chief carbohydrate food reserve of the Phaeophyta ( brown algae ) .

[例句] 强硷性食品: 葡萄 、 茶叶 、 葡萄酒 、 海带芽 、 海带等. Strongly alkaline food: grape, tea leave, grape wine, kelp sprout, kelp, etc.

height，height above sea level，elevation，altitude ；

[例句] 我们可能在大约海拔13,000英尺的高度。 We're probably at an elevation of about 13,000 feet above sea level.

[例句] 这个体育馆海拔2,275米。 The stadium was 2275 metres above sea level.

seaport，dock，harbour ；

[例句] 海港的水面上闪烁着绿色和黄色的灯光。 Green and yellow lights blinked on the surface of the harbour.

[例句] 三天之内最好不要驶离海港。 For three days, it was inadvisable to leave the harbour.

pirate，sea rover，[电影]The Vikings；

[例句] 埃德扮海盗玩。 Ed played at being a pirate.

[例句] 海盗的财宝箱 a pirate's treasure chest

[动] sea chestnut，sea hedgehog，sea urchin，echinus，sand dollar；

[例句] 我们点了螃蟹, 海胆, 鱼,虾. There were crab, urchin, fish and Shrimps in the table.

[例句] 翠西雅: 是海胆,那个就免了. Tricia: Those are sea urchins . We'll 3 pass on those.

sea cucumber，sea slug，trepang，beche-de-mer，holothurian ；

[例句] 请安排鱼翅和海参. I would like shark's fin and sea cucumber to be served.

[例句] 目的: 研究玉足海参酸性粘 多糖 的抗血栓形成作用. Objective : To study the antithrombotic effects of Holothuria Ldeucospilota Acidic Mucopolysaccharide ( HLAM ).

marine perils，perils of the sea，shipwreck，[电影]Shipwrecked；

[例句] 他在西班牙海岸附近的一次海难中溺水身亡。 He was drowned in a shipwreck off the coast of Spain.

[例句] 遭遇海难的那对夫妻被两名渔夫救起。 The shipwrecked couple were rescued by two fishermen.

actinian，sea anemone，actinia，actiniae，anemone ；

[例句] 可他还是把这只海葵打到松懈下来才住手. But he taps and strokes it until it finally relaxes and stretches.

[例句] 密度 、 大小 、 厚度是受最原始的那股海葵的影响. Density, scale , thickness are still influencing the anemones shape.

sea area，maritime space ；

[例句] 卡普里岛附近海域的污染也许仅仅是个开始。 The contamination of the sea around Capri may be just the beginning.

[例句] 石油沿着海岸线扩散到了大约1,000英里范围的沿岸海域。 The oil washed ashore on roughly 1,000 miles of coastline.

sea level ；

[例句] 海平面下降使白令海底部的浅层大陆架暴露出来。 Lowered sea levels exposed the shallow continental shelf beneath the Bering Sea.

[例句] 冰川消融造成海平面上升。 The melting ice caused a rise in sea level.

[动] Phoca vitulina，seal，sea dog，common seal ；

[例句] 那里每年秋天有2,000头灰色小海豹出生。 Two thousand grey seal pups are born there every autumn.

[例句] 为了获得海豹皮而用棍棒打死幼海豹是不道德的。 Clubbing baby seals to death for their pelts is wrong.

The Hague （荷兰西南部一城市），Hague ；

[例句] 海牙会议处于停滞状态。 The Hague conference is in suspended animation.

[例句] 法院的永久地址在海牙. The Court sits in permanent session at The Hague.

（演出或球赛等活动的招贴） bill，playbill，placard，poster，show bill ；

[例句] 他的笑脸出现在T恤衫、公告牌和海报上面。 His smiling face appears on T-shirts, billboards, and posters.

[例句] 他没地方贴海报了。 He has nowhere to stick up his posters.

cape，promontory，naze，ness ；

[例句] 不一会儿, 小帆船绕过海角,不见了踪影. Soon after, the lugger doubled the point and disappeared.

[例句] 我们刚驶过海角就被陆地包围了. Scarcely had we passed the heads before the land closed around us.

nautical mile，mile，admiralty mile，sea mile （长度同英里） ；

[例句] 不清楚飞机是坠毁在陆地上还是海里。 It isn't clear whether the plane went down over land or sea.

[例句] 伊德里斯大声地宣告说：“在海里，谁落在最后谁就不是爷儿们。” "Last one in the sea is a sissy," proclaimed Idris.

名 [地名] [马来西亚] Butterworth；

[例句] 他在北海学会了潜水员这一行的本事。 He learnt his trade as a diver in the North Sea.

[例句] 在北海突然发现了一支法国船队。 A fleet of French ships was sighted in the North Sea.