N-heptane
[化] 正庚烷
?? 詞語組成解析
n. [化]庚烷
??? 情景例句
I'm sorry but the food was late and it was cold when it got here. I don't think I want to pay.
真抱歉飯菜上晚了，而且它上桌時已經變冷了，所以我不想為此付賬。
The ox is never woe,till he to the harrow go.
掛耙去耕地，牛才知辛苦。
It looks like we have problem with the shipment.
貨有問題哦。