Sound projection
聲投射，聲輻射
?? 詞語組成解析
sound
[sa?nd]
n. 聲音，聲響;音調，聲調;聲波;嘈雜聲;
vi. 響，發聲;聽起來，好像;回響;[音樂]樂器等被奏響;
vt. 使出聲，使發聲;清楚地發出;宣布，發表;頌揚;
adj. 健全的;合理的;完好的，無損的;明智的;
adv. 徹底地，充分地;
projection
[pr?'d?ek??n]
n. 預測;規劃，設計;[心]投射;突起物;
??? 情景例句
I can believe that. One good thing about ping pong is that it doesn't need much space.
我幾乎不敢相信。乒乓球最大的好處是不占地方。
I cannot hear the tape.
這卷錄音帶什么都聽不到。
What were their names?
他們叫什么？