Replaceable hydrogen
[机] 可置换氢
🧩 词语组成解析
replaceable
[ri'pleisəbl]
adj. 可代替的;
🗣️ 情景例句
Good-bye.
再见。
I'm up to my ears in work.
我忙死了。
She intended to dress up as a ghost and as she had made her costume the night before,
她打算装扮成鬼的模样。头天晚上她已把化装服做好，