Lead dimethyl dithiocarbamate
[化] 二硫代氨基甲酸二甲铅
🧩 词语组成解析
vt. 领导;引导;指挥;
vi. 领导;导致;用水砣测深;
n. 铅;领导;榜样;枪弹;
adj. 领头的;最重要的;领先的;
🗣️ 情景例句
Oh, I'm so sorry.
噢, 我真难过。
A friend in court is better than a penny in purse.
曩中有钱,不如朝中有友。
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出,由于人们从全国各地纷纷前来参观这棵树,
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