Grinding seal
[化] 研合密封
🧩 词语组成解析
a. 刺耳的, 沉重的, 剧烈的\\n[化] 研磨; 磨碎
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
🗣️ 情景例句
Practice tenses as much as possible.
操练各种时态。
The snake curls up.
蛇盘成一团。
Well, next time you'd better take my advice!
好啦，下次你最好还是听从我的劝告！