Hardnesses
(hardness 的复数) n. 坚硬, 困难, 严厉, 勇气\\n[化] 硬度
🗣️ 情景例句
I can't figure out why he quit his job.
我不能理解他为什么要辞职。
I got home, feeling very tired.
我到家时都累死了[分词作状语]
knowing that others will carry on what I can no longer do,
明白了有人会继续我的未竟事业，