锅炉: boiler; furnace 短语和例子火管锅炉 fire tube boiler; 水管锅炉 water tube boiler; 辅助锅炉 donkey boiler; 轮机锅炉 marine engine boiler; 锅炉裂开了。 the boiler cracked.; 锅炉保险 boiler insurance; 锅炉保养 boiler maintenanc
中间: 1.(里面) among; between 短语和例子隐藏在树丛中间 hide among the bushes; 坐在他们两人中间 sit between the two of them; 她是我们三人中间最年轻的。 she is the youngest of us three.2.(中心) centre; middle 短语和例子中间突破 make a breakth