形容词

1. 不太可能的；未必会发生的
If you say that something is unlikely to happen or unlikely to be true, you believe that it will not happen or that it is not true, although you are not completely sure.

1. has little chance of being the case or coming about

e.g. an unlikely story
an unlikely candidate for reelection
a butcher is unlikely to preach vegetarianism

2. not likely to be true or to occur or to have occurred

e.g. legislation on the question is highly unlikely
an improbable event

Synonym: improbable

3. having a probability too low to inspire belief

Synonym: improbableunbelievableunconvincing