Hardness testing machine
[化] 硬度试验机
🧩 词语组成解析
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
testing
[['testiŋ]]
n. 测试\\na. 吃力的, 试验的
🗣️ 情景例句
What impressed you the most about Shanghai?
你对上海最深的印象是什么？
I bought 3 apples.
我买了三个苹果。
The doctor said he could do nothing to help him.
医生说他对此无能为力。