Heavy acid
[化] 磷钨酸
🧩 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
It's so nice out.
外面天气真好。
He is hurrying to his office.
他赶着去上班。
The lake was not a natural one, but a man-made reservoir.
这不是一个天然湖泊，是一座人工修建的水库。