choke out短语¹⁴⁴⁹⁷²⁺² 基本例句 n.闭死 Native plants are also better for the environment than plants from other regions. Plants transported from other regions may become a noxious weed in desert climates and choke out native plants. 而且土生土长的植物比外来物种更适合在花园中栽培，外来的物种很可能成为本地物种的天敌或竞争者。 yeeyan