街头表演者中有几位杂耍艺人同时抛接着五个彩色球。

There are several ___jugglers in the street performance tossing five colored balls at the same time.

大学生活中，许多学生都能熟练平衡学业和社团活动。

Many students become skilled ___jugglers of academics and club activities in college life.