Unequai-addendum system
[机] 不等齿冠系
🧩 词语组成解析
addendum
[ə'dendəm]
n. 附加物;补遗;附录;<机>（齿轮的）齿顶（高）;
🗣️ 情景例句
Don't forget to take lots of pictures.
别忘了照些照片。
Free at last!
解脱了！
The journey is so smooth that there is nothing to prevent you from reading or sleeping.
旅途平稳，丝毫不妨碍你阅读或睡眠。