1. It is easy for the mind to ossify.
    脑筋是易于僵化的。

1. 骨化：发育期间,这层软骨中的细胞(Chondrocyte)不断增生,令生长板慢慢向外移动,同时,骨里面的造骨细胞(Osteoblast)将生长板下面的软骨细胞骨化(Ossify这样一来,腿骨便增长了.

2. 脑子早已：肚子早已hungry, | 脑子早已ossify, | 我想早早freely,

3. ossify的反义词

3. 硬化,骨化：osseous 骨的,多骨的 | ossify 硬化,骨化 | ostensible 表面上的,伪装的

4. 成骨：ossiform 骨样的 | ossify 成骨 | ossifying 骨化的

1. （使）僵化；（使）一成不变；（使）墨守成规
    If an idea, system, or organization ossifies or if something ossifies it, it becomes fixed and difficult to change.

    e.g. It reckons that rationing would ossify the farm industry...
           人们认为实行配给制会使农业失去活力。
    e.g. British society tended to ossify and close ranks as the 1930s drew to their close.
           英国社会在20世纪30年代末期趋于保守和自闭。

1. become bony

    e.g. The tissue ossified

2. cause to become hard and bony

    e.g. The disease ossified the tissue

3. make rigid and set into a conventional pattern

    e.g. rigidify the training schedule
           ossified teaching methods
           slogans petrify our thinking

    Synonym: rigidifypetrify