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1·The abnormal distribution of ICs in the cardia suggests the involvement of an abnormal pace maker activity in children with cardiac achalasia.

提示肠间质细胞的异常分布可能与儿童贲门失弛缓症的发病机理有关。

2·From a lawn mower to a pace maker, technology saves lives and decreases the amount of time we need to spend on mundane, difficult or dangerous activities.

我们发现从功能上来看，我们的生活质量得到大幅提升，得益于我们创造的科技工具。

(1)cardiac pacemaker心脏起搏器