| 例句 |
You may now unfasten your seat belt.你们现在可解掉安全带了。Ted knows how to fasten and unfasten his seat belt.特德知道怎样系上和解开安全带。When Ted was six we decided that he needed to know how to fasten and unfasten his seat belt.特德六岁的时候，我们认为他得知道如何系上和解开安全带了。It is now safe to unfasten your seatbelts.现在可以解开你的安全带了。I can't unfasten this button/belt.我解不开这个扣子／带子。 |