In the cark he ran up against a stool.

他在黑暗中撞上丁一只凳子。

Objective To study the effect of CARK, a cardiac specific kinase, on cardiac hypertrophy.

目的：探讨心肌细胞特异表达的基因CARK在心肌细胞中的作用。

Please take good care of your entrance card. Make sure the door is closed when you sue your cark and do not lend it to others.

门禁卡请妥善保管，进出门需关好门，并严禁转借他人使用，否则将停止其使用权。