THE INTESTINE is a fairly direct route to the bloodstream, but the skin is much more accessible.
THE INTESTINE is a fairly direct route to the bloodstream, but the skin is much more accessible.
肠道虽是进入血液相当直接的路径，但皮肤却要方便得多。
THE INTESTINE is a fairly direct route to the bloodstream, but the skin is much more accessible.
肠道虽是进入血液相当直接的路径，但皮肤却要方便得多。