a screen made of metal bars or wire that is placed in front of a window, door or machine in order to protect it (置于窗、门、机器前面的)铁栅栏,金属网罩 a radiator grille (= at the front of a car) (汽车前的)散热器面罩 a security grille 安全保护格栅 Ensure that the grille is in place while the machinery is in operation. 机器运转时一定要放好安全网罩。
Oxford Collocations DictionaryGrille is used after these nouns:- radiator
Word Originmid 17th cent.: from French, from medieval Latin, craticula, diminutive of cratis ‘hurdle’; related to crate, grate ‘metal frame’, and griddle.