Nowadays,most young people depend on their parentsto buy a house for lack of money.
現在大多數年輕人因為沒有足夠的錢,而依靠父母買房子.
to buy 在這裏作目的狀語,“為了買房子”
for lack of 固定表達“因缺乏..,因沒有...”,lack這裏是名詞,“缺乏,不足”.
希望能幫到妳