Black box testing is dependent on the tester knowing what the system output is going to be given a particular system input.

黑盒测试依赖于这个测试，因为这个测试了解系统所输出的将成为一个特定系统输入。

youdao

In the end, success in this game was largely determined by luck and insight, though each team had developed a system for predicting what the black box would produce from a given input.

最后，虽然每个组都搞了一套预测黑盒结果的系统，但这场游戏中的胜利很大程度上由运气和洞察力决定。

youdao

Once you see the black dotted bordered rectangle, you can release the mouse which will then associate the RequestData element to the input connection.

一旦见到黑色虚线框的出现，就可以释放鼠标，然后将RequestData部件关联到输入连接上。

youdao