Polyalkylbenzene
[化] 多烷基苯
🗣️ 情景例句
Well, it's too bad that you have to go.
真遗憾，你要走了。
The truest politeness comes from sincerity.
真正的殷勤出于真诚。
'You'll soon learn English!' he said.
“您会很快学会英语的！”他说。