| 例句 |
The litters of several different females often occupy the same nest.多只雌鸟的幼鸟常会待在同一个巢里。Their country has now problems in litters.他们的国家现在面临的问题成堆。Glass from broken bottles litters the pavement.人行道上满是破碎瓶子的玻璃渣。A female rat may have five or six litters yearly, and an average of nine per litter.一只雌鼠每年可产幼仔五至六窝，平均每窝九只。In some litters all rats grew normally and there was no runting.几窝老鼠生长都正常，没有一个发育迟缓。The vet asked how many litters the dog had had.兽医问那条狗生过几窝小狗。 |