Hexafluoropropylene
[化] 六氟丙烯
🗣️ 情景例句
This could be your lucky day.
今天你要时来运转了。
This is a poem about frontier life in the United States.
这是关于在美国的边疆生活的一首诗。
The Macdonalds finished supper at Macdonald's, and then bowled at the bowling alley.
麦可糖那一家在麦当劳吃过晚饭后去球馆打保龄。