a crash course

A quick yet thorough tutorial on some topic or process. I got a crash course in answering the phones before the receptionist went on vacation.

crash course (in something)

a short and intense training course in something. I took a crash course in ballroom dancing so we wouldn't look stupid on the dance floor.

A short, intensive training course, as in Daisy planned to take a crash course in cooking before she got married. [Colloquial; mid-1900s]

词组	a crash course
释义	a crash course a crash course A quick yet thorough tutorial on some topic or process. I got a crash course in answering the phones before the receptionist went on vacation. See also: course, crash Farlex Dictionary of Idioms. crash course (in something) a short and intense training course in something. I took a crash course in ballroom dancing so we wouldn't look stupid on the dance floor. See also: course, crash McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. crash course A short, intensive training course, as in Daisy planned to take a crash course in cooking before she got married. [Colloquial; mid-1900s] See also: course, crash The American Heritage® Dictionary of Idioms by Christine Ammer. See also: crash crash course deep dive make an appointment be no good show (one) out of (some place) long suit long suit, one's strong suit convince of
随便看	under starters orders under starter's orders understood undertake undertake to do undertake to (do something) under the aegis of under the affluence of incohol under the auspices of under the auspices of (someone or something) under the auspices of someone/something under the banner of under the banner (of) (something) under the baton of under the carpet under the circumstances under the cosh under the counter under the covers under the eye of somebody under the guise of (something) under the gun under the hammer under the harrow under the hatches