vi. 弄脏;污染;被玷污;
vt. 玷污,染污;败坏(名声);给…染色;
n. 污点;瑕疵;着色剂;色斑;
s(dis的简型)+tain(to dye染色)→染污;污点
🗣️ 情景例句
I'm planning to run for the school board.
我打算竞选联合校董会董事。
I'm always confused with s and th.
我常把s和th搞混。
In the first place, any scientific study requires that there be no preferential weighting of one or another of the items in the series it selects for its consideration.