Nitty gritty
n. 基本事实，细节
🧩 词语组成解析
a. 多虱卵的
a. 有砂砾的, 坚韧不拔的
🗣️ 情景例句
A great-grandchild. A great-grandson.
一个曾孙。 一个曾孙。
You'd better go at once, hadn't you?
你最好马上走，不对吗？
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。