从出生到一岁的孩子心理学上称为乳儿期.From birth to age child psychology is called Suckling period.只有乳儿入睡的时候,她才能撰著.She can write only when the baby is asleep.照料乳儿需要极大的耐心.Take care of suckling require a great deal of patience....
You need to become fully conversant with the company's procedures.你得对公司的程序了如指掌。Those in business are not, on the whole, conversant with basic scientific principles.总的来说，那些从商的人并不太熟悉基本的科学原理。be conversant with medieval...