What'sthemeaningofthephrase"keepup".

What'sthemeaningofthephrase"giveitatry".

What'sthemeaningofthephrase"keepadairy".

What'sthemeaningofthephrase"shopassistant".

TranslatetheEnglishsentenceintoChinese.Chinesehasthelargestnumberofspeakers.

TranslatetheEnglishsentenceintoChinese.Wishyougoodluck！

IntheUS,mostpeople()English.

Youseemtobespendingalotoftime()Englishthesedays.

I'llhavetousealotofEnglishifI()thejob.

IsEnglish()mustforthejob?

MyEnglishusedto()poor.

Itkeeps()allthetime.

Canyou()thesethings?

Neverbeafraidof()mistakes.

温度应力式无缝线路的钢轨用扣件锁定长短轨间和短轨间均用夹板连接不需要预留轨缝。