salinity
salinity — 名詞
1. the degree to which a liquid such as the ocean, a lake, or a river contains diss
鹽度
水中含鹽的程度或鹽分含量
the degree to which a liquid such as the ocean, a lake, or a river contains dissolved salt — a key factor in marine biology and water quality
The salinity of the Dead Sea is nearly ten times that of the ocean.
死海的鹽度比海洋高出將近十倍。
salinity of + [body of water]
Bao measured the salinity of the river water after the heavy rains.
Bao 在大雨過後測量了河水的鹽度。
measure + salinity
When seawater freezes, the salinity of the remaining water increases.
海水結冰時，剩餘水體的鹽度會上升。
Farmers along the coast worry about rising salinity in their irrigation water.
沿海的農民擔心灌溉用水鹽度持續上升。
Lab reports showed a steady drop in salinity as the river flowed toward the lake.
實驗室報告顯示，隨著河流流向湖泊，鹽度穩定下降。
- saltiness
less formal and less precise; often used for taste rather than scientific measurement
- salt concentration
more descriptive and explicit; commonly used in lab contexts
- brine content
technical; refers specifically to very salty water
- freshness
used to describe the absence of salt in water, as in ‘freshness of a lake’
文法句型
salinity of + [noun phrase]
用法筆記
Most commonly used with a specifying phrase (“salinity of + liquid”) or with verbs of change (increase, rise, drop, decrease). Frequently contrasted with freshwater environments in discussions of ecology or agriculture. The adjective form meaning ‘containing salt’ is saline (a separate headword), not salinity.