Flex fatig resistance
[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
Ellen, why don't you go out to the backyard
Ellen，何不去院子
Don't worry. Everything will work out all right.
别担心了，一切都会好的。
Why isn't Mrs. Lee's cat catching the mice?
李太太的猫为何不在抓这些老鼠呢？