Bibra
(=Bibra alloy)比布拉铅锡铋合金
🗣️ 情景例句
No, I'm not very good at it.
不 ，我网球不行。
His job is his whole life.
工作就是它的生命。
and a very firm hand must be employed in the early stages.
因此开始阶段需要有一位强有力的老手。