on garrison duty

基本解釋

Half the garrison are on duty.
有半數(shù)衛(wèi)戍部隊在執(zhí)勤。
dict.cn
Half the garrison is/are on duty.
有半數(shù)衛(wèi)戍部隊在執(zhí)勤。
dict.cn
Allegedly, beginning is built between the flood military year of the Ming Dynasty ( A. D. 1368 — 1398 years ), is Xi flat king Mu Britain station troops to be on garrison duty household scatter build.
據(jù)傳始建于明代洪武年間（公元1368—1398年），系西平王沐英屯兵駐防戶撒時所建。