Pentinic acid
[化] 喷亭酸; α-乙基季酮酸
🧩 词语组成解析
🗣️ 情景例句
Could I have the bill, please?
我能买单吗？
My watch is fast and your watch is slow.
我的表快，而你的表慢。
she tripped on the carpet and the pudding went flying through the air, narrowly missed my aunt, and crashed on the dining table with considerable force.
走进屋来时，在地毯上绊了一跤。 布丁飞到半空，从姑母身边擦过，然后狠狠地砸在餐桌上。