立足于
be established in / be based on / take hold in
立足于独立自主和自力更生
be based on independence and self-reliance
他要立足于这个陌生的地方是很艰难的。
It's hard for him to take hold in the strange place
他使他的儿子立足于商界
He established his son in business.
found on
ground on
base upon
be established in