I can only afford to watch television for an hour gonight because I have homework to do.
因為我要做家庭作業,所以今晚我只能花一小時看電視。
Travellers on short trips to areas with water supplies of uncertain quality should avoid drinking tapwater, or untreated water from any other source.
短途旅行到水質不保險的地區時,應避免飲用水龍頭的水或未經處理任何其他來源的水。