be in the black

基本解释

“You can be in the black with green ideas, ” he said in an interview shortly before the election.
“你可以做一个持绿色观点的黑党。” 他在选举即将开始前的采访中说道。
The candidate is cornered by a woman clutching a small dog who wants to know if the CDU will let nuclear power stations be built in the Black Forest. Ms Maag reassures her.
一个抱着只小狗的女人想知道基民盟是否会允许将核电站建在黑森州，抓住马格不放，再三盘问，马格就此做出答复，打消了女人的疑虑。
Screen printing, the printing ink of thickness can be up to 30 ~ 100 um, therefore, printing ink cover of a particularly strong force, can be in the black of pure white paper printing.
丝网印刷的油墨厚度可达30～100μm，因此，油墨的遮盖力特别强，可在全黑的纸上作纯白印刷。
rbole.com

In nineteen seventy-three, Ashe was the first black player to be invited to compete in the South African Open.
Samuel Clifton said she was the first black woman to be legally hanged in the state of Virginia.
In those days, Europe seemed to be the only place where a black artist could gain recognition.

The company is now losing money but expects to be in the black by then.
FORBES: Above the fray

If a bank account is in the black, it contains some money, and if a person or business is in the black, they have money in the bank and are not in debt.