[guān jié]
[生理] （骨頭連接處） joint; articulation; articulus; juncture; arthrosis; article; artus; knuckle
finger joint
手指關(guān)節(jié)
A joint has started.
一個(gè)關(guān)節(jié)脫臼了。
The man is getting old and his joints are stiff.
人老了，關(guān)節(jié)也硬化了。
（起關(guān)鍵作用的環(huán)節(jié)） key links; links
Attention should be centred on the links that have a bearing on the situation as a whole.
應(yīng)該注意那些涉及全局的重要關(guān)節(jié)。