Estil
[化] 烯苯醋胺
🗣️ 情景例句
Front Desk. Can I help you?
前台，需要我为您服务吗？
I often have supper at night.
我常常在晚上吃晚餐。
She has been helping her husband for thirty years now.
她已经帮了她的丈夫30年了。