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
Good night, Harry.
再见。
The more we study, the more we discover our ignorance.
学得越多，就越发觉自己无知。
It later became apparent that rabbits were developing a degree of resistance to this disease,
后来，明显看出，兔子对这种疾病已产生了一定程度的免疫力，