Flex stiffness
[化] 耐屈挠疲劳
🧩 词语组成解析
flex
[fleks]
v. 弯曲（关节）;收缩（肌肉）;显示力量;
n. 弯曲;[电]花线;
🗣️ 情景例句
Don't worry. You'll get used to it in no time.
别担心，你会很快习惯的。
Of nothing comes nothing.
无中不能生有。
but by now the Thermopylae was over five hundred miles ahead.
但此时，“赛姆皮雷”号早已在500多英里之遥了。