不胜感激 [bù shèng gǎn jī]
esteem it (as) a favor; be deeply grateful; be much indebted to; boundless gratitude; feel much [greatly; exceedingly] obliged
我不胜感激: I'm overwhelmed with gratitude
有劳贵方,不胜感激: Please accept our thanks for the trouble you have taken.
我们将不胜感激: We shall/should be much obliged if…
Thinks very much !
i will appreciate it very much.
my sincere gratitude
Thanks a million!
就简单些的:
"Appreciate
your...(这里跟名词)".
mail中经常用到的.