prep.介词
例句:He was elected by a majority of 30 votes against 15.
他以30票对15票的多数当选。
例句: Many bills were entered against her accounts.
许多账单被记入她的账户。
例句: The waves were dashing against the shore.
波涛拍打着海岸。
例句: We are all taking medicine against the cold.
我们都服药以防感冒
例句: I checked my watch against GMT.
我以格林尼治时间对表。
例句: We must finish our work against Saturday.
我们必须在星期六之前做完我们的工作。
希望有用、、