Genual sulci
[醫] 胼胝體膝溝
?? 詞語組成解析
a. 膝的, 膝部關節的
[醫] 溝
??? 情景例句
What'll it be?
想來點什么？
I succeeded because I willed it; I never hesitated.
我成功是因為有決心，從不猶豫。
I'm afraid I have some rather bad news for you.
我恐怕有些很壞的消息要告訴你。