Radon seed
[医] 氡小管
🧩 词语组成解析
radon
['reidɔn]
n. <化>氡（元素符号Rn）;
seed
[sid]
n. 种子;子孙;起源;（尤指网球比赛）种子选手;
vt. 播种;抽出种子选手;除去…之种子;确定（某人）为种子选手;
vi. 结籽;（种子）繁殖;
🗣️ 情景例句
I need a CD-ROM recorder.
我想要一个光盘刻录机。
The party is making too much noise.
这次聚会太吵了。
It was very dark, so they turned on a torch.
饭厅很暗，于是他们打开了手电筒。