他迈出第一步后,发现困难并没有想象中那么大。Tā mài chū dì yī bù hòu, fāxiàn kùnnán bìng méiyǒu xiǎngxiàng zhōng nàme dà.After taking the first step, he found that the difficulty was not as great as he had imagined.
小宝宝迈着小步子向妈妈走去。Xiǎo bǎobao mái zhe xiǎo bùzi xiàng māma zǒu qù.The little baby took tiny steps toward her mother.
老人腿脚不好,迈不开步子。Lǎorén tuǐjiǎo bù hǎo, mài bu kāi bùzi.The old man's legs are weak and he can hardly stride out.