Shield effectiveness
[电] 遮蔽有效度
🧩 词语组成解析
shield
[ʃild]
n. 盾;护罩;盾形奖牌;保护人;
vt. 保护;掩护;庇护;给…加防护罩;
effectiveness
[i'fektivnis]
n. 有效，有力;有效性;效益;效用;
🗣️ 情景例句
That's not it.
不是这种事。
Would it be too much to ask you to respond to my question by tomorrow?
可以请你在明天以前回复吗？
How fast could we have this order?
这批货多快可以交给我们？