Lead soldium hyposulfate
[机] 硫代硫酸铅钠
🧩 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;
连二硫酸盐
🗣️ 情景例句
She'll be back around 2:30.
大概两点半会回来。
It seems doesn't understand.
看起来他好像不了解。
I had nearly reached the town, when the young man suddenly said, very slowly, Do you speak English?'
“你会讲英语吗？”