lack

lackとは　意味・定義・例文

Noun 名詞

1. something needed or wanted

欠如しているもの, 欠けているもの, 足りないもの

The most serious lack in her diet is protein.

2. the state of being without or not having enough of something

欠如[不足]していること

Lack of exercise is bad for the health.

Verb 動詞

1. be without or not have enough of

～がない, ～が足りない

A desert lacks water.
lack courage[common sense, concentration, ...]