It has snowballed. / It has developed a lot quickly.

We've got some wiggle room.

I'd better get a move on. / I'd better hurry up.

64.8kg

昨日の京都：Jリーグ公式

中国で「完成はしたけれど住む人がいない」マンションが急増…恐れていた事態が起こった「中国の不動産業界」（近藤 大介＠現代新書）

She's completely got the wrong end of the stick. / She's completely misunderstood.

It's very hit and miss. / It's very erratic.