- An arch whose span is at right angles to the length of a vaulted space.横切拱：跨度为直角到圆形拱顶长度的拱门
- trip hammer
- triphenylmethane
- triphibian
- triphibians
- triphosphate
- triphosphopyridine nucleotide
- triphthong
- triphthongs
- tripinnate
- tripinnated
- tripl.
- triplane
- triple
- triple bond
- Triple Crown
- tripled
- triple-decker
- triple figure
- triple-header
- triple jump
- triple measure
- triple play
- triple point
- triple rhyme
- triples