adj.可直立的；勃起的

Ejaculation was po ible but penile erectile strength decreased. 仍能射精，但阴茎勃起力却减退了。

His previous research has shown that the nose's erectile tissue also expands when someone is sexually aroused. 他以前的研究显示，鼻内可勃起的组织在人的性欲被激起时也会胀大。