lose a baby by miscarriage
流産する
lose a car key [a lot of money]
車のかぎ[大金]を失う
lose [retain] a championship
選手権を失う[保持する]
lose a chance [an opportunity]
機会を失う
lose a job [clients]
職[客]を失う
lose a lot of money [time]
多くの金[時間]を失う
lose a parcel in the mail
郵便事故で小包を紛失する
lose a person's favor
人の引き立てを失う
lose [score, win] a point
失点[得点]する
lose all one's money
全財産を失う