Ooh, speaking of keeping busy-I have an early start tomorrow,and the baby-sitter has to get home.
哦, 说到忙于工作,我明天还得早起,而且临时保姆也该回家了。
Everyone knows that if he shouts in the vicinity of a wall or a mountainside, an echo will come back.
大家都知道,在墙壁或山腰附近发出的喊声,就会听到回声。