Lead tolerance
[建] 容许含铅量, 四乙铅容许含量
🧩 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
Excuse me, officer.
对不起 警官。
Make the best of a bad business (or job or bargain).
身处山穷水尽，力争柳暗花明。
The city at one time must have been prosperous, for it enjoyed a high level of civilization.
这座古城肯定一度很繁荣，因为它曾享有高度的文明，