liǎng​xià​zi

routine

两下子 (兩下子) liǎng​xià​zi
routine numeral
the same old trick; to repeat the same thing over and over

He only has those few tricks up his sleeve, and everyone is tired of seeing them.

skill numeral
tricks of the trade; a special ability or knack

Don't be fooled by his youth; he's actually quite skilled at fixing cars.

times numeral
a couple of times; a few times

两下子学会

shì le liǎng​xià​zi jiù xué​huì le.

He learned it after just a couple of tries.

Frequency

Movie subtitles
2.03 per million appears in 1% of films
Written text
0.165 per million

Sources

Definitions
CC-CEDICT