1 to piece together

2 to join together

3 to stake all

4 adventurous

5 at the risk of one's life

6 to spell

1 to do one's utmost

2 with all one's might

3 at all costs

4 (to work or fight) as if one's life depends on it

1 jigsaw puzzle

1 voice

2 sound

3 classifier: 个 gè

1 speech sounds

2 pronunciation

3 colloquial (rather than literary) pronunciation of a Chinese character

4 phonetic

5 audio

6 voice

7 (Internet) to voice chat

8 voice message

1 the sound of footsteps in a deserted valley (idiom)

2 sth hard to come by

3 sth wonderful and rare

1 to understand the unspoken implications (idiom)

1 reverberates around the rafters (idiom); fig. sonorous and resounding (esp. of singing voice)