1. The illness congested his lungs.
    疾病使他肺部充血。

2. The main streets in the centre of the city are always very congested.
    城市中心的街道总是很拥挤。

3. The highway was congested with cars.
    公路被车辆堵塞。

4. congest的反义词

4. The streets are often congested.
    街上经常拥挤。

1. 拥挤：共同踹他为悔恨(contrite),共同带来为协商(confer),共同坚定为确认(confirm),共同发现易搞混(confound),共同做过为宽恕(condone),共同夹死为拥挤(congest),共同给予为默许(connive)大街上下雨为拉紧(strain),

2.

2. 拥塞：congenital 天生的 | congest 拥塞 | conglomerate 聚集

3. 共同走到管道->交通拥挤：digest分开管道-->文摘 | congest共同走到管道->交通拥挤 | ingest 进入管道-->吃入,摄入 miss送

4. 使充满：congeries 聚集体 | congest 使充满 | congested 拥挤的

1. become or cause to become obstructed

    e.g. The leaves clog our drains in the Fall
           The water pipe is backed up

    Synonym: clogchoke offclog upback upchokefoul