Bett lead-refining
[化] 贝特炼铅法
🧩 词语组成解析
abbr. 英国教育技术展（the British Educational Training and Technology Show）
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;
[计] 精炼, 提纯\\n[化] 精炼; 精制; 提炼; 匀料; 匀浆
🗣️ 情景例句
She won the first place in a speech contest.
她在演讲比赛中获得很第一名。
I've heard so much about you!
久仰大名！
I just didn't wish to put you to the trouble of changing a large note.
只不过我不想麻烦你破开一张大票子罢了。