Contact lubrication
[计] 触点润滑
🧩 词语组成解析
contact
['kɑntækt]
n. 接触;触点;[医]（传染病）接触人;门路;
vt. 使接触;与…联系;与…通讯（或通话）;
vi. 联系，接触;
con共同+tact接触→共同接触 → 接触；联系
n. 润滑, 注油, 润滑作用\\n[计] 润滑
🗣️ 情景例句
But I think you two can have a good time together without me.
但我觉得， 我不去你们也会玩得很开心。
Grain by grain,and the hen fills her belly.
一颗接一颗，母鸡填饱肚。
and you avoid the frustration of arriving at the very moment when the train is drawing out of the station and being unable to get on it.
而且可以避免那种正好在火车驶出站时赶到车站，因上不去车而感到的沮丧。