BC

音標(biāo)發(fā)音

The old way was A-B-C -- for airway, breathing and compressions.
舊的方法是A-B-C，也就是氣道、人工呼吸和按壓。
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If we add person C to the project, we have three communication channels, A-B, B-C, C-A.
如果我們?cè)黾右粋€(gè)C到這個(gè)項(xiàng)目中，我們就有三個(gè)溝通連接，A-B，B-C，C-A。
The principle I usually go by is 60-30-10 (% time spent) for a-b-c groups respectively.
我經(jīng)常的原則是為a-b-c類別的事情分別花費(fèi)60-30-10的時(shí)間。

Getting a grade like a B-plus or a C-minus adds or subtracts a few tenths of a point.
a You know that what will happen is that heat will flow from a to b from b to c and from a to c. That's common-sense.
你知道會(huì)發(fā)生的是熱量從流向,從流向,以及從流向。
麻省理工公開課 - 熱力學(xué)與動(dòng)力學(xué)課程節(jié)選
You can tell if you're at all experienced with it very easily, if you go--let's say to the year 900 B.C.
而如果你對(duì)此比較熟悉的話很容易看出來,如果你去--假定去公元前九百年
耶魯公開課 - 古希臘歷史簡(jiǎn)介課程節(jié)選

They forget that most people who are successful with money were typically B-C average students.
FORBES: How To Improve Your Wealth Creation Competence

abbreviation for Before Christ: used in the Christian calendar when referring to a year before Jesus Christ was born