Lead dialkyl
[化] 二烷基铅
🧩 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;
[机] 二烷基
🗣️ 情景例句
Over?
结束？
I'm a graduate of Yale University., I have a Bachelor of Arts degree.
我是耶鲁大学的毕业生，我有文学学士学位。
He had spotted a tiny bottle at the bottom of my case and he pounced on it with delight.
他在我的箱底发现了一只小瓶，高兴地一把抓了起来。