1.【教育】(in exam)不及格
It's the difference between a pass and a fail.这就是及格与不及格之间的差别。
2.<苏格兰>(sod)草皮
3.without fail
(invariably)总是；一直
He attended every meeting without fail.他逢会必到。
(definitely)一定, 必须, 务必(用以强调命令或承诺)
Don't worry, I'll be there without fail.不用担心, 我肯定会到那里。
On the 30th you must without fail hand in some money for Alex.30号那天, 你必须替亚历克斯交一些钱。