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
You didn't finish it.
你没有吃完它。
We continued to struggle up the steep slope of the mountain.
我们为了攀登山的陡坡，不断地倍尝辛劳。
The dealer told him that it had just come in, but that he could not be bothered to open it.
古董商告诉他那只货箱刚到不久，但他嫌麻烦不想把它打开。