Corundum sand
[化] 刚玉砂
🧩 词语组成解析
n. 刚玉, 金刚砂\\n[化] 刚玉
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
And it makes me feel good that you care about me.
而且， 关心我， 也让我感到很高兴。
Sorry, but she's busy then too.
对不起，那会儿她也没空。
may have left an automatic messenger behind to await the possible awakening of an advanced civilization.
很可能会在离开太阳系时留下自动化信息装置，等待先进文明的觉醒。