Unfla
[日]恩弗拉(一种阻燃聚酯纤维)
🗣️ 情景例句
We have two and a half hours.
还有两个半小时。
A burnt child dreads the fire.
一朝被蛇咬，十年怕井绳。
All products have to pass strict inspection before they go out.
所有产品出厂前必须要经过严格检查。