Sound, light, smell, the beds too soft or too hard, too high or too low indoor temperature, mosquitoes, flies or tick bites, etc., will interfere with sleep.
声音、光线、气味，床铺太软或太硬，室内温度太高或太低，蚊、蝇或虱的叮咬等，都会干扰睡眠。
2
He's very understanding: if I'm hard up by the middle of the week he'll always let me have a few groceries on tick till Friday.
他很会体谅人：要是我们到星期二左右手头紧了起来，他就赊给我一些食品杂货，直到星期五再付款。
3
It's hard to make a love connection when people can't figure out what makes you tick.