Soundchecking
(soundcheck 的现在分词) （对录音或音响设备的）校音
🗣️ 情景例句
He is behind the rest of the class in reading.
他在阅读方面不如班上的其他同学。
I'm Barnard and it's my great honor to tell you about our new product.
我叫巴纳德，能够向你们说明我们的新产品，我感到非常荣幸。
Officials from Greenwich Observatory have the clock checked twice a day.
格林尼治天文台的官员们每天两次派人矫正此钟。