Pentatron
[电] 五极二屏管
🗣️ 情景例句
I like to study in the library because it's so quiet.
我喜欢在图书馆学习因为那儿很安静。
I often go to work in the morning.
我常常在早上去工作。
She quickly put the basket on the table.
她很快把篮子放在桌子上。