cutoffn.近路;切断
cutoff value截断值
cutoff score达到最低要求
cutoff angle截光角
cutoff valve截璃,停汽阀
cutoff trench防渗隔离槽
cutoff region截止区
Cutoff flower鲜切花
cutoff collar防渗环
cutoff signal停车信号
cutoff filter红外截止滤光片