Risic acid
[化] 日斯酸
🧩 词语组成解析
🗣️ 情景例句
How'd you do it?
是如何办到的？
I'm glad to hear about your new job.
我很高兴得知你获得了新工作。
We are going to have the final examination next week.
我们下周举行期末考试。