in the ballpark

基本解释

Somewhere in the ballpark of 70% of risk for Alzheimer's disease across a population is due to heredity.
某個地方在有患阿爾茨海默氏症可能的整個人群中差不多有70％出之於遺傳。
Rewards / Miles Credit Cards - Typical rewards cards generally earn the consumer somewhere in the ballpark of 2% cash back.
積分/裡程信用卡——典型的積分卡通常賺取消費者現金返還的2%。
Once performed, you can simply go to a relational database performance benchmark site and find systems in the ballpark range.
得到結果之後，衹需訪問一個關系數據庫性能基準站點，查找能夠滿足需要的系統。

So what happens? He gets a title shot outdoors in the ballpark, and what do I get, a one-way ticket to Palookaville.
But the beauty in this calculation is it shows that this concept of electron sharing in an unequal manner is sound and it gets you into the right ballpark.
但在這個計算過程中,真正漂亮的是對電子,非平均共價的考慮很完全,從而指引我們曏一個正確的方曏思考。
麻省理工公開課 - 固態化學導論課程節選
If someone offers me an amount that is close to my selling price, I might say the amount is in the ballpark.

For individual humans, CAPTCHA solving accuracy on popular sites was in the ballpark of just 85%.
FORBES: Those Scrambled Word Tests For Stopping Spambots Are Tough For Humans Too