1.The researchers discovered that having children in the house leads to sleep deprivation in many mothers.
lead to通向;导致
Politicians say it could lead to a dissolution of parliament.
政客们说这可能会导致议会解散 。
2.In addition, 48 per cent of mothers under 45 reported getting an average of seven hours of sleep a night, compared with 62 per cent of women of the same age who did not have children at home.
in addition另外;除此之外
In addition to my weekly wage, I got a lot of tips.
除了每周的薪水外,我还能得到不少小费 。
3.It's important to learn what is keeping people from getting the rest they need so we can help them work towards better health.
keep from隐瞒;阻止
He had to lean on Dan to keep from falling.
他不得不靠在丹身上以免摔倒 。