shoal

noun

1. a large group of fish

e.g. a school of small glittering fish swam by

Synonym: school

2. a stretch of shallow water

Synonym: shallow

3. a sandbank in a stretch of water that is visible at low tide

verb

1. become shallow

e.g. the lake shallowed over time

Synonym: shallow

2. make shallow

e.g. The silt shallowed the canal

Synonym: shallow

1. 鱼群
A shoal of fish is a large group of them swimming together.

e.g. Among them swam shoals of fish.
鱼群在他们中间游过。
e.g. ...tuna shoals.
金枪鱼群

1. 浅滩：与碍航危险物(Navigational Hazards)的靠近程度:尽量选择远离岩(Rock)、沉船(Wreck)、暗礁(Reef)、浅滩(Shoal)等碍航危险物的锚地;四. 与邻近船舶的靠近程度:下锚时的船锚落点务必远离邻近船舶,

2. 暗沙：南海诸岛共230个岛、礁、沙、滩,按其离海面的位置可分为:滩(bank),位于水下较深的珊瑚,呈广阔的台状;暗沙(shoal),由滩向上生长,距水面较近;礁(reef),位于水面下高潮和低潮之间的珊瑚;砂洲(sand cay)和岛屿,露出水面之上,

3. 浅滩沙洲：shipyard 船厂 | shoal 浅滩 ; 沙洲 | shopping centre 购物中心

4. 鱼群：shoal 暗滩; 浅滩; 沙洲 | shoal 鱼群 | shore meadows 海边草地