File tester
[機] 銼刀試驗機
?? 詞語組成解析
file
[fa?l]
vt. 提出（離婚訴訟或其他訟案）;把…歸檔;用銼銼;發稿，寄給報社;
vi. 發送（報道給報社）;排成一行行走;提出申請;
n. 文件（夾）;檔案;縱列;銼刀;
fil線+e → 用線穿成的→ 檔案
n. 考試人, 做試驗者, 試驗裝置, 天蓋, 華蓋\\n[化] 檢驗器; 試驗儀器
??? 情景例句
You cannot believe how sorry I am.
你不知道我感到多么抱歉。
Why didn't you come?
為什么你不來？
They were expecting their sixth child and were faced with even more pressing economic problems.
第6個孩子即將問世，他們面臨著更為嚴峻的經濟問題。