Har magnetic materials
[电] 硬磁材料
🧩 词语组成解析
abbr. 海港咨询雷达（Harbor Advisory Radar）
materials
[[mə'tiəriəlz]]
n. 材料；材料费；材料科学；材质（material的复数）
🗣️ 情景例句
Thank you.
谢谢 。
Don't forget to cable to let us know you arrived safely.
不要忘记在你安全地到达后打电报让我们知道。
I had no sooner got back to the kitchen than the doorbell rang loud enough to wake the dead.
我刚回到厨房，门铃又响了起来，响声足以把死人唤醒。