1 to belong or be dedicated exclusively to

2 proprietary

3 private

4 personal

1 to be classified as

2 to belong to

3 to be part of

1 surname Cong

1 always

2 at all times

3 never (if used in negative sentence)

1 subordinate

2 underling

1 less capable than desirable (idiom); not as strong as one would wish

2 the spirit is willing but the flesh is weak

1 joy from heaven (idiom); overjoyed at unexpected good news

2 unlooked-for happy event

1 lit. the sun rises in the west (idiom)

2 fig. hell freezes over

3 pigs can fly

1 really not easy (idiom)

1 to jump into a well to rescue sb else (idiom); fig. to help others at the risk to oneself