contraflow的用法和样例：
例句
用作名词 (n.)
- A contraflow system is in operation on this section of the motorway.
这段高速公路的一侧正在实行双向行驶。
词汇搭配
- contraflow cooler 对流式冷却器...
- contraflow heat exchanger 逆两热交换器...
- contraflow drier 对流式干燥机...
- contraflow regenerator 逆流式回热器...
- contraflow condenser 逆流冷凝器
- contraflow gravel washer 反流洗砾机
