In order to improve the acoustic properties of the auditorium and to amplify the sound, they are not straight, they are curved.
为了改善大礼堂的声学特性,放大音量,他们把这些木板做成了曲面而不是直面。
单词 | acoustic properties |
例句 |
原声例句
剑桥雅思听力全真试题 11 In order to improve the acoustic properties of the auditorium and to amplify the sound, they are not straight, they are curved. 为了改善大礼堂的声学特性,放大音量,他们把这些木板做成了曲面而不是直面。 |
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