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
Tomorrow night we'll be camping out in tents.
明天晚上我们将露宿在帐蓬里。
The proof of the pudding is in the eating.
空谈不如实验。（实践出真知）
He earned enormous sums of money and was paid as much as
100 for a single appearance.