Chordal addendum
[机] 弦线齿冠
🧩 词语组成解析
a. 索的, 脊索的\\n[医] 索的
addendum
[ə'dendəm]
n. 附加物;补遗;附录;<机>（齿轮的）齿顶（高）;
🗣️ 情景例句
For some reason, I couldn't get a handle on it.
因为某些原因， 我就是开不了窍。
The pain of the mind is worse than the pain of the body.
心头的痛苦比肉体的痛苦更厉害。
But I couldn't answer the rest.They were too difficult for me.
但我回答不出其作的题。那些题对我来说太难了。