拧下车轮螺母，放掉车胎的气，换上备用胎。Remove wheelnuts, let down tyre, put on spare.先松开螺母，然后卸下车轮。First loosen the nuts, then take off the wheel.这个旧螺母咬不住 扣儿.This old nut won't bite [ grip ] ....
老人吃饭和取暖不应吝惜。Older people should not skimp on food or heating.做糕饼时不要吝惜奶油.Don't scant the butter when you make a cake.老年人不应过分吝惜食物或取暖方面的开销.Older people shouldn't skimp on food or heating....
当手电筒的光照到她身上时她僵住了。She froze when the beam of the flashlight struck her.皮特关掉手电筒，停下来休息。Stopping to rest, Pete shut off the flash.我插钥匙时，请用手电筒照着锁头。Shine the torch on the lock while I try to get the key in....