Rhachises
n. 叶轴；花轴；脊柱（等于rachis）
🗣️ 情景例句
Keep to the rules, and nothing can go wrong.
按规矩办事情就不会出差子。
There are four quarters in every dollar.
每美元有四个二角五分。
This greatly reduced the speed of the ship,
这样一来，大大降低了船的航速。