欠温

缺少或难以获得父爱（或母爱）的温暖，而若你不愿意被消极打败，则会使你在日后的生活中努力做的更好。

lack of

there is a lack of

loss(= lack = want) of sleep

lack

for lack of

lack of air

lack of strength in the knees and legs

oxygen lack