短語詞組短語act just as 當成;假裝act temporarily as 權充act passively as 消極擔任act t as if 假裝act t as chairman 當主席act t as 擔當;扮演;起…作用act t as guide 做向?qū)?/li>act t as an umpire 任裁判員act t as a conductor 擔任指揮 返回 act as