1. 名詞
   sub複數: 地道
   潛水艇
   代用品, 候補人員
   訂購
   

   同義字詞
   backup,fill-in,pinch hitter,relief,replacement,reserve,stand-in,substitute
   grinder,hero,hoagie,hoagy,Italian sandwich,po'boy,poor boy,submarine
   

2. 動詞
   sub第三者單數現在式:
   不及物動詞:
   做替身
   做替工
   替代
   及物動詞:
   轉包...(工作)
   分包...(工作)
   subs ...(a: 人事物) for ...(b: 人事物):
   用(a)代替(b)
   

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   同義字詞
   cover,fill in,pinch-hit,stand in,step in,substitute,take over
   

例句

1. Subs : O'Neill 5, Beckett 5.
2. Subs not used: Cooper, Hughes.
3. Subs : Clements 6, McCrystal 6.
4. City have used all three subs .
5. Subs : Çağlayan, Mustafa, Nadir.
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