英语语法分析

Oh! You mean BK convenience store?

你是说便利店？

The metabolite of IP3 had no obvious effect on BK channels.

IP3的降解产物对通道没有明显的激活作用。

Same-store sales at BK have fallen for five successive quarters.

汉堡王的同店销售额连续五个季度下跌。