Kerylbenzene
煤油烷基苯
🗣️ 情景例句
I have always worn a clip-on bow tie.
我都是用夹上去的领结。
Easier said than done.
说时容易做时难。
I had nearly reached the town, when the young man suddenly said, very slowly, Do you speak English?'
“你会讲英语吗？”