Scalariform pit
[医] 梯纹孔
🧩 词语组成解析
a. 梯状的, 阶纹的\\n[医] 梯级形的, 梯纹形的
pit
[pit]
n. 井;煤矿;麻子;（赛车道旁的）修理加油站;
vt. 使有麻子;使有凹陷;
vi. 凹陷;起凹点;
🗣️ 情景例句
And good luck! I've got to go.
祝你好运 我得走了。
How long will it take for a letter to get to California?
你把信寄到加州要多长时间？
The ground supported fewer plants, and the insects which lived on these plants died out.
地上长的植物少了，生活在这些植物上的昆虫就消亡了。