Dynamic seal
[化] 动态密封
🧩 词语组成解析
dynamic
[daɪ'næmɪk]
adj. 动态的;动力的，动力学的;充满活力的，精力充沛的;不断变化的，充满变数的;
n. 动态;动力，推动变化的力量;动力学;活力;
dynam =power,表示“力量” + ic ...的 → 有活力的;动力的
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
Good morning. Restaurant Service. May I help you?
早上好，餐厅服务部，能为你效劳吗？
I plan to learn photography.
我打算学摄影。
As we had had a long walk through one of the markets of old Delhi, we stopped at a square to have a rest.
当我们穿过旧德里的市场时走了很长一段路，我们在一个广场上停下来休息。