Semioxamzide
[化] 氨基草酰肼
🗣️ 情景例句
How long does your vacation last?
你的假期有多长？
How long have you been married?
你们结婚多久了？
He explained that he had tried to fix the air-line to the supply line that ran round the port but could not because the fittings did not match.
他解释说他想供气管安装到铺设在码头周围的供应管上，但因为接头不相配而接不上。