Ergin
组素, 促变应素
🗣️ 情景例句
May I have a tour of the cockpit, please?
我能参观一下驾驶舱吗？
How long will you be working in Canada?
你将在加拿大工作多久？
'A man can never have too many ties.'
“男人有多少领带也不会嫌多。”