Partes tecta
[医] 掩盖部(穹窿柱)
🧩 词语组成解析
[医] 部, 部分
🗣️ 情景例句
I am sorry. I am not free right now.
对不起，我现在很忙。
School should be a time for learning.
学生时代，应该学习许多重要的事情。
After switching on powerful arc lights, they saw great stalagmites -- some of them over forty feet high -- rising up like tree-trunks to meet the stalactites suspended from the roof.
他们打开强力弧光灯，看见一株株巨大的石笋，有的高达40英尺，像树干似地向上长着，与洞顶悬挂下来的钟乳石相接。