"known quantity" in Chinese (Simplified)
Definition
“known quantity”指已知特性或影响的人或事物，特征和结果都是熟悉的、可以预测的。常用于描述不会带来意外的人或事物。
Usage Notes (Chinese (Simplified))
属于半正式表达，商务、体育和技术场合常见。侧重于对某人/事熟悉、可预料；不是实指数字，而是指可预测的因素。偶尔隐含“平稳但无新意”。
Examples
He is a known quantity on the team, so they trust him with important tasks.
他在队里是一位**known quantity**，所以他们把重要的任务交给他。
She prefers to work with a known quantity instead of taking risks with someone new.
她喜欢与**known quantity**合作，而不是冒险和新人一起工作。
Hiring a known quantity reduces uncertainty for the manager.
雇佣一位**known quantity**能减少经理的疑虑。
In this market, he'd rather invest in a known quantity than gamble on a startup.
在这个市场里，他宁愿投资于**known quantity**，也不愿冒险选择初创公司。
When it comes to reliability, a known quantity always makes the process smoother.
说到可靠性，**known quantity**总能让流程更顺利。
The coach was relieved to sign a known quantity after several unpredictable transfers.
经过几次不可预测的转会后，教练终于能签下一位**known quantity**，松了一口气。