stricken with cancer
がんにかかって
strict about punctuality with their children
時間に関して子どもに厳しい
strict [rigid] adherence to the rules
規則の厳守
strictly confidential
極秘の
strictly for medical purposes
医療専用で
strictly speaking = speaking strictly
厳密に言えば
strife among family members
家族間の不和
strike (it) lucky
((主に英略式))ついている,運に恵まれる
strike a balance between work and play
仕事と遊びのバランスを取る
strike a bargain with ...
…と取引する