optional exercise

基本解釋

This completes the optional portion of this exercise.
這個(gè)練習(xí)的可選部分也完成了。
Abundant optional colors the entire table, and exercise a sense of clear-cut, it tells you, the original life can be so colorful.
整個(gè)表可選顏色豐富，并且運(yùn)動(dòng)感鮮明，它告訴您，原來(lái)生活可以如此多彩繽紛。
That's trune. Just now I said there were four set exercise for women. Besides, there are also optional exercise. They are chosen by the competitor.
對(duì)。剛才我說(shuō)過(guò)女子規(guī)定動(dòng)作有四項(xiàng)，除此之外，還有自選動(dòng)作，由參賽者自己設(shè)計(jì)。

The bottom line is that innovation is not an optional exercise.
FORBES: Inspiring and Enabling Evolutionary Innovation -- From Middle Managers