Pentynoic acid
[化] 戊炔酸
🧩 词语组成解析
🗣️ 情景例句
Hi, I'm just calling to see if you got home s afely last night.
你好，我打电话来确定一下你是否已经安全到家。
He that will take the bird must not scare it.
欲捉鸟莫惊鸟。
'And where were you at the time?'
“那你当时在什么地方？”