潤滑油

じゅんかつゆ

Meaning

—

Kanji in this word

Example sentences

お茶は仕事をスムーズに運ばせるための潤滑油のようなもの。
Tea is like the lubricating oil of work to allow it to proceed smoothly.

Related words

給油軽油原油重油石油灯油油油井