in harness

US /ɪn ˈhɑːrnɪs/
UK /ɪn ˈhɑːrnɪs/
"in harness" picture
1.

在職, 投入工作, 在崗位上

working or performing one's duties, especially after a period of rest or inactivity

:
After a long vacation, it's good to be back in harness.
長假過後,很高興能重新投入工作
The old politician was still in harness, actively participating in debates.
這位老政治家仍然在職,積極參與辯論。