Otag
abbr. Office of the Adjutant General (USA) 美国副司令办公室; ozone transport assessment group 臭氧传输评估组
🗣️ 情景例句
Food is necessary to maintain life.
食物是维持生命所必须的。
I went there on business.
我出差到那儿。
Bad luck!
真不走运！