perforate
verb /ˈpɜːfəreɪt/
/ˈpɜːrfəreɪt/
动词形式
| present simple I / you / we / they perforate | /ˈpɜːfəreɪt/ /ˈpɜːrfəreɪt/ |
| he / she / it perforates | /ˈpɜːfəreɪts/ /ˈpɜːrfəreɪts/ |
| past simple perforated | /ˈpɜːfəreɪtɪd/ /ˈpɜːrfəreɪtɪd/ |
| past participle perforated | /ˈpɜːfəreɪtɪd/ /ˈpɜːrfəreɪtɪd/ |
| -ing form perforating | /ˈpɜːfəreɪtɪŋ/ /ˈpɜːrfəreɪtɪŋ/ |
- perforate something to make a hole or holes through something
打孔；穿孔；打眼 - The explosion perforated his eardrum.
爆炸震破了他的耳膜。 - a perforated line (= a row of small holes in paper, made so that a part can be torn off easily)
齿孔线
词源late Middle English (as an adjective): from Latin perforat- ‘pierced through’, from the verb perforare, from per- ‘through’ + forare ‘pierce’. - The explosion perforated his eardrum.