Steinkern
[地质]石核, 石核模
🗣️ 情景例句
on the telephone for me, please.
请替我拨电话。
After black clouds, clear weather.
否极泰来。
He has made neat paths and has built a wooden bridge over a pool.
他修筑了一条条整洁的小路，并在一个池塘上架了一座小木桥。