My heart is beating so fast.

我心脏跳得好快。

youdao

My heart is big enough so that you can hear my beating with stethoscope.

我的心脏现在已足够大，用听诊器就可听到我的心跳。

youdao

My heart is big enough so that you can hear my beating with stethoscope.

我的心脏现在已足够大，用听诊器就可听到我的心跳。

youdao