1 half

1 rechargeable card

2 to recharge a card

1 half

2 semi-

3 incomplete

4 (after a number) and a half

1 midnight

2 in the middle of the night

1 to stop

2 to block

3 (computing) (coll.) slow

4 (loanword) card

5 classifier: 张 zhāng

6 classifier: 片 piàn

7 truck (from "car")

8 calorie (abbr. for 卡路里[kǎ lù lǐ])

9 cassette

1 lit. a full bottle makes no sound; a half-filled bottle sloshes (idiom)

2 fig. empty vessels make the most noise

1 lit. to know one and understand half (idiom); a smattering of knowledge

2 dilettante

3 amateur

1 lit. one scale and half a claw (idiom); only odd bits and pieces

1 half the work, twice the effect (idiom); the right approach saves effort and leads to better results

2 a stitch in time saves nine

1 in order to warn against following bad examples (idiom)

2 as a warning to others