"asked for a collar on program trading in the stock market" "kept a tight leash on his emotions" "he's always gotten a long leash"
"rope the bag securely"
She led three greyhounds in a leash.
What do you mean by letting that dog run loose..without a..leash?
牛津高阶第八版
美国韦氏词典
Dictionary.com
Free Dictionary
维基百科 (自由的百科全书)