performed是什么意思？

During its flight it reached 3000 feet and performed a series of gentle turns all over a safe area.

In experiments conducted by Tamar Avnet and Anne- Laure Sellier, they had participants organize different activities — from project planning, holiday shopping, to yoga — by time or to-do list to measure how they performed under "clock time" vs "task time"

Poland performed as poorly as we did.

When babies expectations are violated in experiments like the ones performed with the cats, they react much like their animal friends.

Some law firms now use artificial intelligence software to scan and read mountains of legal documents, work that previously was performed by highly-paid human lawyers.

When the Obama fever was at its height, however, the black participants performed much better.

Those who had watched Obama's acceptance speech as the Democrats' presidential candidate performed just as well, on average, as the white subjects

Entitled "the Seven Countries Study'', it is considered one of the greatest studies of its kind ever performed.

When all the participants proceeded to the second pair of tasks, the daydreamers performed 40% better than the others.