hardness
US /ˈhɑrdnɪs/
・UK /hɑ:dnəs/
A2 初級
n. (u.)不可算名詞かたさ
Test the hardness of this diamond to see if it is genuine
動画字幕
The Fellowship of the Ring |Book 1||Chapter 2| [The shadow of the past](The Fellowship of the Ring |Book 1||Chapter 2| [The shadow of the past])
09:47](https://img.youtube.com/vi/JKWiYJdskIQ/hqdefault.jpg)
](https://img.youtube.com/vi/JKWiYJdskIQ/hqdefault.jpg)
- 'He wandered in loneliness, weeping a little for the hardness of the world,
he's thin and tough still but the thing was eating up his mind of course and the torment had become
英国と米国のボトルウォーター|フード・ウォーズ|インサイダー・フード (UK vs US Bottled Water | Food Wars | Insider Food)
35:14

- Our NYC tap water's hardness is at 65 ppm.
ニューヨークの水道水の硬度は65ppmだ。
スイスのアーミーナイフはどのように作られているの?
04:38

- Various tools require various alloys for hardness.
さまざまな工具には、さまざまな硬さの合金が必要です。






