无微不至的英文：
[Literal Meaning]
no/tiny/not/attend
Every tiny bit has been attended.

[解释]
微：细致；至：到。没有一处细微的地方不考虑周到。

[Explanation]
to take care of someone or something in great detail

[例子]
由于父母无微不至的关怀，这个男孩终于战胜了疾病恢复了健康。

[Example]
Because of his parents' carefully and meticulously care, this boy finally recovered from his illness.

Lavish every care
无微不至

Administering to their every whim.
无微不至地照顾

He likes being mothered by his landlady
他喜欢女房东无微不至地照顾他

I can not sufficiently express my thanks for your thoughtful kindness
"对于你给我的无微不至的关怀,不胜感激"

The hotel staff spared no pains to ensure that our stay was as enjoyable as possible.
旅馆工作人员对我们照顾得无微不至,尽量让我们住得舒适.

I cannot sufficiently express my thanks for your thoughtful kindness.
对于你给予我的无微不至的关怀,不胜感谢。

It was all very well, I said sarcastically, to note his fastidious regard for the sovereignty of his allies
我用挖苦的语调说，看到他对盟友的主权关怀得如此无微不至，真是令人不胜钦佩。