皮肤单位剂量
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（SUD）突然意外死亡（sudden unexpected）；苏丹（Sudan的缩写）
（Sud）<泰>戍（人名）
He washed his car, covering it with sud.
他洗车时把车覆盖上了泡沫。
The dog was covered in sud after the bath.
狗洗澡后全身都是泡沫。
The soap created a lot of sud in the sink.
肥皂在水槽里产生了很多泡沫。
She loves to take a bath with plenty of sud.
她喜欢泡在充满泡沫的浴缸里。
The children played with the sud from the bubble machine.
孩子们在玩泡泡机产生的泡沫。
