Coal hydrogention
[机] 煤的氢化
🧩 词语组成解析
coal
[kol]
n. 煤;煤块;煤堆;木炭;
vi. 上煤;加煤;
vt. 给…加煤;把…烧成炭;
🗣️ 情景例句
That's right.
是的。
Every tide hath its ebb.
兴盛之日必有衰退之时。
She stood three feet high and her hands rested on her hips.
她身高3英尺，双手叉腰。