abbr. 波音民用飛機集團(Boeing Commercial Airplanes);美國臺球聯會(Billiard Congress of America);(新西蘭)商業與管理學士(Bachelor of Commerce and Administration);總線周期精確(Bus Cycle Accurate)
??? 情景例句
You can be, too.
你也能做到。
I cannot afford two days off a week.
我忙得無法一星期抽出兩天休假。
so it will soon be sending up four astronauts to repair it.