春天大自然从长长的冬眠中苏醒过来.In spring nature wakes from her long winter sleep.乌龟在冬眠中度过寒冬季节.The tortoise spends the winter months in hibernation.熊常在山洞里冬眠.Bears often hibernate in caves....
a yardstick by which to measure sth衡量某事物的标准By any yardstick, that's a large amount of money.用任何标准衡量, 那都是巨大的金额.Profit is not the only yardstick of success.利润并不是衡量成功的唯一尺度....