Mucilage cavity
[医] 粘液腔
🧩 词语组成解析
n. 粘质物, 粘液, 胶水\\n[医] 胶浆, 粘浆(植物的); 胶水
🗣️ 情景例句
He is on another line right now.
他正在接另一个电话。
Sorry, it's broken. You have to use the stairs.
对不起，它坏了，你只能走楼梯了。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。