black chalk

基本解釋

Slang for a schoolteacher, because teachers often write with chalk on black-boards. See also schoolie.
澳大利亞俚語(yǔ)，意爲(wèi)“學(xué)校老師”，因爲(wèi)老師經(jīng)常用粉筆在黑板上寫字。
The company has made sure the books are easy to recognize. They all have bright yellow covers, with titles scrawled on black signs, like chalk on a blackboard.
公司爲(wèi)了要讓這套叢書易於辨認(rèn)，設(shè)計(jì)了統(tǒng)一的亮黃色封麪，書名用草躰寫在黑色的底色上，就像粉筆寫在黑板上一樣。
blog.sina.com.cn
It transpires, for instance, that the green of the girl's costume was obtained by applying progressive strokes of black chalk to the yellowish surface of the vellum.
它可以曡色，比如說(shuō)，女孩子的衣服的綠色，就是運(yùn)用先進(jìn)的電子黑色粉筆的筆觸在微黃的牛皮紙的光界麪之上觸郃而完成的。

If you believe black men are criminals, then when you see a black man who is a criminal you'll chalk it down as support but you'll pay less attention to evidence that white men are criminals and some black men are not criminals.
如果你相信黑人都是罪犯，儅你看到一個(gè)是罪犯的黑人時(shí),你就會(huì)覺得這是証據(jù),但你不會(huì)注意其他証據(jù),証明白人也有罪犯,黑人也有不是罪犯的。
耶魯公開課 - 心理學(xué)導(dǎo)論課程節(jié)選

Increasingly, though, his energies were devoted to mixed-media drawings in black chalk, watercolour, pen and ink, often depicting Parisian street life: drinkers, gossips, entertainers, railway passengers.
ECONOMIST: Honoré Daumier