-th
（表示动作或过程）
📖 牛津释义
-th
suff 後缀
1 (with a few vs and adjs forming ns 与少数动词及形容词结合构成名词): growth * width.
2 (with simple numbers except one, two and three forming ordinal numbers 与除one、 two和three以外的基数词构成序数词)
sixth * fifteenth * hundredth.
🧩 词语组成解析
[医] 钍(90号元素)
🗣️ 情景例句
As a matter of fact,
事实上，
Really?
真的还假的啊？
Once there was an old tiger.
从前有一只年迈的老虎。