"Tail" in Engpsh is pronounced as [teɪl].
The word "tail" comes from Old Engpsh "tægel" which meant a "long piece of cloth or hair."
Examples:
The dog wagged its tail happily.
(狗开心地摇着它的尾巴。)
The tail of the comet was visible from Earth.
(彗星的尾巴从地球上可以看到。)
The tail of the plane disappeared into the clouds.
(飞机的尾部消失在云里。)