door: n.1.门,户。2.入口,门口;通道,门径,门路,关口。3.一户,一家。4.【船、机】盖,口。短语和例子the front [back] door 正[后]门。 a street door 临街大门。 shut the door behind [after] him 把他身后的门关上。 Mind the door! 注意门户! Is the door to 是从这道门走吗?
protection: n.1.保护,保卫,防御,掩护,包庇,照顾 (from; against)。2.保护者,防护物 (against); 〔美俚〕(歹徒向人索取的)保护费。3.护照,通行证;〔美国〕(国籍)护照;通行证。4. 【经济学】保护贸易制,保护政策。 短语和例子protection against cold 防寒用具。 protection against moths [lightni
door to door: (集装箱运输)门到门挨家挨户户到户户对户接取送达门到门门到门门到门运输门对门服务