D. et s.
[医] 给予并标记
🧩 词语组成解析
[化] 乙基
🗣️ 情景例句
Yes. We're planning
是的。我们计划
The still sow eats up all the draff.
不声不响的猪吃光全部的饲料。
Moreover, as soon as new knowledge is acquired, it is now turned to practical account.
而且，新知识一旦获得，便得到实际应用。