海底的英文：
seabed
seafloor
bottom of the ocean

参考例句：

Jelly fish soup with parsley
海底松

They are building a submarine cable tunnel.
他们正在建设一条海底电缆隧道。

Whales spout water after sounding.
鲸鱼突然潜入海底後会喷水。

globigerina ooze
ph.1. 球房虫软泥(深海海底沉积物)

"Davy Jones:The bottom of the sea, as personified in songs and stories."
"海神,海妖:海底,在歌曲和故事中拟人化."

The ship is completely buried in the soft loam of the sea bottom.
这条船被完全埋到海底松软的肥土里。

Americans can communicate quickly with people in other countries by cable, radiotelegraph radiotelephone
美国人可以利用海底电报、无线电报、用户电报及无线电话和他国人民通讯，迅速便捷。

The ship canted over when it hit the rocks, and sank to the bottom with all its passengers and sailors.
船触礁后倾翻了,连同所有的乘客和船员一齐沉入了海底。

Aquatic animals that live in the substrate of a body of water, especially in a soft sea bottom.
底内动物生活在水体底部的水生动物, 尤指栖于松软海底的水生动物

A telegram sent by submarine cable.
海底电报通过海底电缆拍发的电报

seabed是什么意思：
n. 海底,海床

Earth movements in the past elevated great areas of the seabed.
地球过去的运动使海底大片地区隆起。

The usual way to reclaim land is to pile sand rock on to the seabed.
通常的方法去开垦陆地是在海床上堆起沙石。

They placed an inflatable jacket around the wreck as it lay on the seabed.Then by filling the jacket with air we raised the wreck to the surface.
他们将一可充气的外盖套套住躺在海底的残骸，然后向套中充气，这样我们就能将残骸捞出水面。

seafloor是什么意思：
n. 海底

The idea of sea-floor spreading actually preceded the theory of plate tectonics.
海床扩展说实际上早于板块构造理论。

Sub-Seafloor Buried Reflectors Imaged by Low Frequency Active Sonar
通过低频有源声纳进行海底潜伏反射物成像

After the fertilized eggs take root on the seafloor, they can grow up to 15 centimeters per year.
受精卵在海底生根后，每年成长可达15厘米。

bottom是什么意思：
n. 底部；末端；尽头；臀部
adj. 底部的
v. 装底；建立基础；到达底部

reach the bottom
到达底部

Get to the bottom of
弄个水落石出

Look, the bottom is bubbly!
看，鞋底有有很多泡泡呢！