常见例句posterior subcallosal sulcus 胼胝体后下沟anterior subcallosal sulcus 胼胝体下前沟subcallosal fasciculus 胼胝体下束subcallosal gyrus 胼胝下回, 终板旁回subcallosal layer [医] 胼胝体下层 返回 subcallosal