with obj.
1- accustom (an infant or other young mammal) to food other than its mother's milk使（婴儿, 哺乳动物幼崽）断奶。
1.1
- accustom (someone) to managing without something on which they have become dependent or of which they have become excessively fond使放弃; 使戒掉; 使脱离：
the doctor tried to wean her off the sleeping pills.
医生设法让她戒掉安眠药。
1.2
be weaned on
be strongly influenced by (something), especially from an early age（尤指从幼年）深受…影响：I was weaned on a regular diet of Hollywood fantasy.
我从小就深受好莱坞幻想作品的影响。
词源
Old English wenian, of Germanic origin; related to Dutch wennen and German entwöhnen.