| 释义 |
- pf.先于；在…前
- pref.先
- 网络之前；前面的；一直
| | | | | | | preseason training(= before a sports season starts) 赛季前的训练 |
pf. | 1. 表示“前,先,预先”: prehistory, prepay, preschool, prevent |
pf. | 2. in advance, preparatory 4. beforeused with many nouns, verbs, or adjectives 2. in advance, preparatory 4. beforeused with many nouns, verbs, or adjectives |
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