n.(船的)吃水线，水线

原形：waterline复数：waterlines

The waterline of the ship was painted with a special anti-fouling coating.
船的水线处涂有一层特殊的防污涂料。
The boat had taken on water below the waterline, causing it to list to one side.
船在水线下方进水，导致它一侧倾斜。
The waterline on the glass told us how much soda to pour into the cup.
玻璃杯上的水位线告诉我们应该倒多少苏打水到杯子里。
The captain ordered the crew to check for leaks along the waterline after hitting a submerged rock.
船长命令船员检查水线附近是否有泄漏，因为他们撞上了水下的岩石。
The new boat had a sleek waterline that sliced through the waves effortlessly.
新船的水线流畅，毫不费力地切开波浪。
The waterline on the riverbank was marked by a line of stones that had been submerged during the flood.
河岸上的水位线由洪水期间被淹没的一排石头标记。
The ship's waterline was clearly visible as it rose and fell with the waves.
随着波浪的起伏，船的水位线清晰可见。
The waterline on the pool was marked with a series of lines indicating different depths.
游泳池的水位线上标有一系列表示不同深度的线条。
The submarine was designed to operate just beneath the waterline, avoiding detection by surface ships.
潜艇被设计在水位线下方运行，以避免被水面船只探测到。
The waterline of the lake was lower than usual due to the recent drought conditions.
由于最近的干旱条件，湖泊的水位线比平常低。