Hard tube
[电] 硬性电子管
🧩 词语组成解析
hard
[hɑrd]
adj. 困难的;硬的;有力的;努力的;
adv. 努力地;猛力地;严重地;沉重地;
n. 英〉硬海滩，登陆处;
🗣️ 情景例句
No sweat! I'd be happy to help.
没什么！很高兴我能帮上忙。
We can't persuade the end-users to buy your products at this price.
按这个价格，我们不能说服用户购买你们的产品。
The sides of the deer were coloured with a reddish-brown paint.
鹿的四周用一种淡棕带红的颜色勾勒。