Lead tetracthyl
[机] 四乙基铅
🧩 词语组成解析
lead
[lid]
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
They talk about things like family, work, school or sports.
他们常常谈论家庭，工作，学校或运动。
It is so necessary for you to have some rest and relaxation.
你特别需要休息和娱乐。
I'm sorry, but I don't really have much choice.
对不起，我实在没有什么选择余地。