Observing tubes
[医] 观察管
🧩 词语组成解析
a. 注意观察的, 留心的, 观察力敏锐的
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
That's for sure.
说的也是。
When the police arrived, I was resting.
当警察来的时候，我在休息。
but more often than not, the greater part of the journey is spent on roads with few service stations and too much traffic.
但旅行的大部分时间都花在路上，而且只有很少的服务设施，交通也很拥挤。