你如何理解care,请帮忙用英语回答，谢谢！

A burdened state of mind, as that arising from heavy responsibilities; worry.
忧虑，挂念：心事重重的状态，如由于责任重大而引起的心绪沉重的状态；烦恼
Mental suffering; grief.
悲痛：精神创伤；悲苦
An object or source of worry, attention, or solicitude:
操心事：烦恼，关注或担忧的对象或根源：
the many cares of a working parent.
上班父母的许多忧虑
Caution in avoiding harm or danger:
小心，谨慎：小心翼翼，以避免伤害或危险：
handled the crystal bowl with care.
小心谨慎地拿着水晶碗
Close attention; painstaking application:
留心：密切注意；十分仔细的涂抹：
painting the window frames and sashes with care.
小心仔细地油漆窗框
Upkeep; maintenance:
保养：保健；维持：
a product for the care of fine floors; hair care products.
保养考究地板的产品；护发用品
Watchful oversight; charge or supervision:
照顾：仔细的照料；照管或监护：
left the child in the care of a neighbor.
把小孩留给邻居照看
Attentive assistance or treatment to those in need:
护理：对需要中的人提供的细心的帮助或治疗：
a hospital that provides emergency care.
提供紧急护理的医院
v.（动词）
cared， car