不慌不晃：人做動作時的沉穩
最貼近那隻不抖的手的用法：穩定的是人自己的動作和狀態。
calmly, without stopping · r · B2
In a calm way, without stopping — often used with looking, breathing, or moving.
鎮定地；穩穩地
核心畫面
You can picture a hand that does not shake. Whatever it is doing, it keeps the same level, the same speed, the same direction — nothing jumps, nothing wobbles, nothing stops. Both uses of steadily come back to that unshaking hand: one puts it in a person (calm eyes, calm breathing), the other stretches it over time (a line on a chart that keeps climbing).
steadily 可以想成一隻不會抖的手：不管它在做什麼，高度一樣、速度一樣、方向一樣，不跳動、不搖晃、也不中斷。這…更多收起
steadily 可以想成一隻不會抖的手：不管它在做什麼，高度一樣、速度一樣、方向一樣，不跳動、不搖晃、也不中斷。這個字的兩種用法都能從這隻手看出來——一種是把它放在人身上（眼神穩、呼吸穩），一種是把它拉長到時間裡（一條一路往上、沒有起伏的線）。Two branches
一路不停：把穩定拉長到時間裡
還是那隻不抖的手，只是放到時間軸上：不是某一秒穩，而是一段時間裡每一步的幅度和方向都一樣。
gradually, continuously · r · B2
Slowly and continually, without stopping — a change or move that keeps going.
穩步地；逐漸地
原始詞典資料1 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
steadilyadv/ˈstɛdɪli/
- 1
In a steady manner; with a steady progression.
- The last 61 miles of the journey, from Kongsberg to Oslo, are through much less mountainous country. The railway curves sharply away from the Lågan^([sic]), and descends steadily, and in places steeply, past the head of Lake Fiskerumvatn to Hokksund, where the connecting line to the Bergen-Oslo Railway at Hønefoss diverges.
- She lisped slightly, little-girlish, looking at him still while drinking whisky steadily from a full glass.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。