Heavy hydrogen
[化] 重氢
📖 牛津释义
heavy hydrogen
isotope of hydrogen with atoms twice the normal weight 重氢.
🧩 词语组成解析
heavy
['hɛvi]
adj. 重的，沉重的;大量的，浓密的;激烈的;重型的;
n. 重物;庄重的角色;
adv. 密集地;大量地;笨重地;
🗣️ 情景例句
I will.
我来。
I know the boy whose father is an engineer.
我知道那个男孩的父亲是工程师。
it is very rarely that one comes across a dead body, except, of course, on the roads.
但是，除非在路上，很少有人遇到这些动物的尸体，