Analytical reagentar
[化] 分析纯; 分析纯二级品
🧩 词语组成解析
🗣️ 情景例句
Good-bye. And hope to see you soon.
再见。希望很快再见到你们。
Boy Scouts serve the community.
童子军服务社区。
It now came straight towards them at tremendous speed.
它现在正以惊人的速度直冲他们驶来。