Observational method
[化] 观察法
🧩 词语组成解析
a. 观察的, 观测的\\n[计] 观察的
🗣️ 情景例句
No such thing as too many at an opening.
展览开幕怎么会嫌人太多呢。
A word spoken is past recalling.
一言既出，驷马难追。
Because of this, we kept looking back, wondering if we were leaving a trail of oil and petrol behind us.
因此，我们不时地掉过头，怀疑车后是否留下了机油和汽油的痕迹。