名詞 cliffhanger:

1. a contest whose outcome is uncertain up to the very end
2. an episode that ends in suspense

cliff.hang.er

n.（名詞）
A melodramatic serial in which each episode ends in suspense.
驚險(xiǎn)故事連載：每一集都在懸念中結(jié)束的情節(jié)劇連載
A suspenseful situation occurring at the end of a chapter, a scene, or an episode.
懸而未決的情況：在一集、一幕或一部的結(jié)尾出現(xiàn)的懸而未決的情況
A contest so closely matched that the outcome is uncertain until the end.
扣人心弦的緊張比賽：比分十分接近的比賽，結(jié)果直到結(jié)尾才見分曉

【引伸】
cliff.hang.ing
adj.（形容詞）