noun
Rare technical or literary term for a lever; in modern Japanese, てこ is the standard word. This form may appear in older texts or specialized contexts.
See also: てこ
物理学の古い文献では「槓杆」という表記が見られることがある。
In old physics texts, the notation '槓杆' can sometimes be seen.
「槓杆の原理」は「てこの原
'槓杆の原理' is used with the same meaning as 'てこの原理' (principle of the lever).
The common, everyday word for 'lever'. 槓杆 is a rare, formal synonym that learners are unlikely to need actively.
The kanji 槓 and 杆 both relate to poles or bars, and the compound is a direct Chinese-derived term for 'lever'. The reading こうかん is on'yomi. The word is now largely replaced by the native Japanese てこ.