D. et s.
[医] 给予并标记
🧩 词语组成解析
[化] 乙基
🗣️ 情景例句
Hey, what's up buddy?
怎么着，哥们。
The husband has built a doghouse for his dog.
丈夫为爱犬建造了狗屋。
and we know something of the great variety of the sea bed's topography.
而且我们对海底地形的千变万化也有了一定的了解。