Y

中英例句：

1. The motion (ie for debate) was proposed by Mr X and seconded by Mrs Y.
   那動議經X先生提出有Y夫人附議。
2. Multiply y by infinity.
   以無窮數乘y。
3. The vowels in the English alphabet are a, e, i, o, u, and, sometimes, y.
   英文的元音字母有a，e，i，o，u，有時也包括y。

英文解釋：

名詞 y:

1. a silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys
   同義詞：yttrium, atomic number 39
2. the 25th letter of the Roman alphabet
   同義詞：letter y, wye