?熟悉

... get down 咽下；写下；使沮丧，使抑郁 get down to 认真对待，静下心来 get familiar with 熟悉 get hold of 获得，取得get home 到家 get in 进入，陷入；牵涉 ...

?变得熟悉

... get down to 认真对待，静下心来 get familiar with 变得熟悉 get/catch/seize/take hold of 获得，取得，抓住 ...

?认识

... familiar〔fmIlI〕adj.认识的；常见的；亲密而接近的 be/get familiar with认识；与…认识起来 or so约莫 ...

?熟习

... get down to 认真对待，静下心来 get familiar with 熟习 get hold of 获得，取得 ...