People always say all crows are equally black. We seldom hear of white crows.

人们常说天下乌鸦一般黑，很少有人听说过白乌鸦吧。

youdao

There was seldom L-lactic in dry white wine;

干白酒中几乎不含有L-乳酸；

youdao

Article in the September 29, 2008, of Washington Post said that and I quote, Joshua may be one of the most discreet White House Chief of Staff ever, seldom talking on the record to the press or appearing before outside audiences.

008年9月29日，华盛顿邮报的文章说到,我引用一下，约书亚可能是最谨慎的,白宫办公厅主任，他很少向媒体公开发表言论,很少出现在大众面前。

普林斯顿公开课 - 国际座谈会课程节选