hardness
US /ˈhɑrdnɪs/
・UK /hɑ:dnəs/
A2 初級
n. (u.)不可數名詞硬度
Test the hardness of this diamond to see if it is genuine
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為什麼人們冒著生命危險去收穫一個2700美元的唾液製成的燕窩？ (Why People Risk Their Lives To Harvest A $2700 Bird Nest Made Of Saliva | Risky Business)
11:01
- After harvesting the bush adores, clean them to remove any feathers or branches, then they divide them by their hardness and color.
收穫灌木愛慕者後，將其清洗乾淨，去除任何羽毛或樹枝，然後他們按其硬度和顏色進行劃分。
買衣服前，問這 9 個問題以避免遺憾 (BEFORE You Buy Clothes, Ask These 9 Questions To Avoid REGRETS)
16:21
- Different stones and different metals, they have different levels of hardness on most scale.
不同的寶石和不同的金屬，在大多數刻度上都有不同的硬度等級。
英國瓶裝水與美國瓶裝水 | 食品戰爭 | Insider Food (UK vs US Bottled Water | Food Wars | Insider Food)
35:14
- Our NYC tap water's hardness is at 65 ppm.
我們紐約市的自來水硬度為 65 ppm。
![[Minecraft] ([Minecraft])](https://img.youtube.com/vi/m0dWAk2esh0/hqdefault.jpg)
韓國研究人員為心臟病患者開發3D打印幹細胞貼片 (Korean researchers develop 3D-printed stem cell patch for heart patients)
02:29
- It reduced the hardness of certain fibrotic areas affected by a lack of blood supply and
減少了由於缺乏血液灌流所導致了組織纖維化和硬化，
