let be  听任

let it all hang out  毫不保留地诉说

let it go  罢休

let it go at that  就此罢休

let it have its swing  任其自然

can it be possible that  莫非

could it be  莫非

how can it be that  岂

double in-let and double out-let coal mill  双进双出球磨机正压直吹式制粉机组

It never rains but it pours  不鸣则已一鸣惊人

It’s dogged that does it  世上无难事只怕有心人

take it or leave it  要么接受要么放弃

tell it as it is  实话实说

tell it like it is  实事求是地说

When it rains it pours  屋漏又逢连阴雨

be adjudged to be  被裁定为

be at a loss be all adrift lose one's head out of one's wits  紧缩近似投影子空间跟踪; 不知所措

To be princess or to be Cinderella  也宜墙角也宜盆

Accidental let  事故出流