下沉

Wireless messages tell us that the ship was sinking.

无线电报告知我们那艘船正在下。

Every type of boat was pressed into service to rescue passengers from the sinking ferry.

为了营救下渡轮上的旅客，各类船只都用上了。

Method Two types of slow releasing sawdust balls(floating type and sinking type) containing niclosamide were designed.

方法以为载体,加入氯硝柳胺制成漂浮型和下型两种缓释剂。

Microburst Probability: A Microburst is a rapid downward movement of a column of air.

暴流是是一股局部性的下气流。

The moon is descending down.

月正下。

The foundations are -ving.

地基正在下。

The wavy distribution curve of precipitation formed on the longitudinal-arranged underlying rangegorge landforms.At leeside of range, dry valley formed due to fohn effect.

排列的岭谷地形波，形成明显的降水波状起伏分布曲线，气流越过山岭后下气流带来“焚风”效应，形成干热河谷。