捕鼠(rat的现在分词形式);
公共查询·英语单词
1. 拍击,摇动:合理化,有理化(数学) rationalization | 拍击,摇动 ratting | 生煤 raw coal
noun
1. to furnish incriminating evidence to an officer of the law (usually in return for favors)
Synonym: informing