Line-focus tube
[电] 线路聚焦管
🧩 词语组成解析
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
focus
['fokəs]
vt.& vi. （使）集中，（使）聚集;调整（镜头，眼睛）焦点[焦距]以便看清;
vt. 调整（眼睛或者镜头的）焦距;集中（光束于）;聚焦，注视;集中注意力;
n. 焦点;影象的清晰度;（活动、注意力、兴趣等的）中心;[医]病灶，病症;
focus, foci 表示”灶台,火苗;中心点,中心”
🗣️ 情景例句
Well, I'd better be on my way.
好啦，我该走了呢。
He is playing on the see-saw in the yard.
他正在院子里玩跷跷板。
I was proud that we had come across something that was completely unknown and valuable and,
让我感到自豪的是，我们在无意中发现了不为世人所知的、有价值的东西，