Tread test(ing)
[化] 里程试验
🧩 词语组成解析
tread
[trɛd]
vi. 踩，踏;行走;交尾;
vt. 踩成;踏出;步行于;踩（烂）;
n. 踏，踩，走;交尾;（楼梯的）踏板;轮胎接触地面的部分;
🗣️ 情景例句
You haven't changed much in fifty years.
你五十年来没有什么变。
Your father's honour is to you but a second-hand honour.
对于你来说，父亲的荣誉只是间接的荣誉。
Good morning, teacher.
老师早上好！