英语单词 Bismuth：含义·读音·用法·记忆技巧

📝 例句

Brass, copper, stainless steel, bismuth, and lead are all suitable.

黄铜、铜、不锈钢、铋及铅都是适合的.

bi

bismuth n[U] chemical element, a greyish-white metal used in alloys; compound of this used in medicines 铋. =>App 10 见附录10.

fiction n. 小说，虚构的文学作品;虚构的或想像出的事，并非完全真实的事;编造，虚构;

wastage n. 消耗;废物;浪费（量）;（冰、雪的）消融;

concept n. 观念，概念;观点;思想，设想，想法;总的印象;

chemical adj. 化学的;用化学方法制造的，化学作用的; n. 化学药品，化学制品;

realm n. 领域，范围;王国;（学术的）部门，界;（动植物分布的）圈，带;

explicit adj. 明确的，清楚的;直言的;详述的;不隐瞒的;

smallpox n. 天花;痘疮;痘;

destructive adj. 破坏性的;毁灭性的;有害的;

I am very well. Did you have a good summer holiday?

我很好。你暑假过得好吗？

What do the machines do? asked Jim.

“这些机器做什么用？”吉姆问。

Look! It's inside another pot. What was that pot used for?

“瞧！还是大壶套小壶呢。有什么用途？”

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