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
Marilyn, Susan, let's not begin to worry about Michelle and Max.
Marilyn， Susan不要开始担心Michelle和Max。
How are you doing?
你过得好吗？
Please come in and sit down. But come to school earlier next time.
但下次要早点到校。