原级:occasion
第三人称单数:occasions
\u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
第三人称复数:occasions
现在分词:occasioning
1. The aim is to reduce injuries occasioned by a structural anomaly that results in a large gap between the platforms and the trains.