http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
I. third [美 θərd, 英 θəːd] 形
third The usual translation of third, tercero, becomes tercer when it precedes a masculine singular noun.:
II. third [美 θərd, 英 θəːd] 副
III. third [美 θərd, 英 θəːd] 名词
I. fifth [美 fɪ(f)θ, 英 fɪfθ] 形
1.1. fifth:
2. fifth (elliptical use):
II. fifth [美 fɪ(f)θ, 英 fɪfθ] 副
III. fifth [美 fɪ(f)θ, 英 fɪfθ] 名词
1.1. fifth 数学:
1.4. fifth (measure):
-  fifth 美
 -  medida equivalente a 0, 757 litros
 
1.5. fifth (in competition):
I. third class <attr third-class> [美 ˈˌθərd ˈklæs, 英] 形
third person 名词
在《PONS词典》中的词汇
 
 II. third [θɜ:d, 美 θɜ:rd] 名词 无复数
II. eighth [eɪtθ] 名词 无复数
 
 II. third [θɜrd] 名词
II. eighth [eɪtθ] 名词