Disk-seal triode
[电] 碟封式三极管
🧩 词语组成解析
disk
[dɪsk]
n. 磁盘;唱片;圆盘;光盘;
v. 把…录成唱片;使成圆盘状;用圆盘耕地;
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
n. 三极管\\n[化] 三极管
🗣️ 情景例句
Try to think in English whenever possible.
尽可能用英文思维。
Today is May 21st.
今天是五月二十一号。
and it is only in the seas and rivers, and sometimes lakes, where mud and sit have been continuously deposited,
所以只有在泥沙不停淤积的海洋和江河里，有时在湖泊里，