Performatory
a. （表）述行（为）的[语]述行语, 述行成分； 履行的, 执行的; 演出的
🗣️ 情景例句
Things have been better, but I'm still happy to be living here.
情况好了不少，但我还是很乐意住在这儿。
He sketched his own part in the affair.
他概述了自己在此事中的作用。
The aircraft was able to fly over the endless white plains without difficulty.
飞机可以毫无困难地飞过这片茫茫无际的白色原野！