Polyolefine
[化] 聚烯烃
🗣️ 情景例句
Come on. Let's get some sleep.
走吧 ，让我们去睡觉吧。
When you called me, I was eating dinner.
当你打电话给了我时，我正在吃晚饭。
yet we might grudge paying a surgeon a high fee for offering us precisely this service.
但就在外科大夫给我们提供了这种服务后，我们却可能为所支付的昂贵的费用而抱怨。