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
She told Robbie that her flight tomorrow was canceled,
她告诉Robbie说 她明天的班机取消了
How long will you remain out?
你将会在外面逗留多久？
He sat with his arms across the chest.
他双臂交叉于胸前的坐在那里。