kill two birds with one stone; achieve two things at one stroke; serve double purpose (idiom)

A pair

a pair of shoes

two person always seen together in public

only one in the world

just wait and see; watch out

good fortune and longevity

only one; unrivalled

the Chinese radical of "彳"

to possess both

Two Girls, the first cosmetics brand in Hong Kong

Chinese compound surname; double-barrelled name

to give two packets of red envelopes / lai see (the custom for newly married couples for the first Chinese New Year after their wedding)

a bunk bed

double quotation marks

a twin room

of reinforced material; double

the even-numbered days (of the month)

hyperbolic partial differential equation

a bunk-bed

double distilled rice wine

double distilled rice wine

dicyclo-

double-layer milk custard; double-layer milk pudding

double-folded eyelids

round-trip; return trip

wall built with two layers of bricks

double-pay; double- salary

when a man and wife are both at work;an employed couple; working couples

the third highest position in the triad hierarchy;