D. et s.
[医] 给予并标记
🧩 词语组成解析
[化] 乙基
🗣️ 情景例句
Are you experienced in office management?
你在企业管理上有经验吗？
I worked at the store yesterday.
我昨天在商店工作。
Indeed, we lack practice and experience nowadays in dealing with primitive conditions.
确实，我们今天缺乏对付原始环境的实践和经验。