第 57 课: 视觉和味觉-5
This person is making a loud sound. He is shouting. 这个人正发出很响的声音, 他在叫喊。
This person is making a quiet sound. He is whispering. 这个人正发出很轻的声音, 他在耳语。
This musical instrument makes a high sound. 这种乐器发出高音。
This musical instrument makes a low sound. 这种乐器发出低音。
This person is shouting. 这个人在叫喊。
This person is whispering. 这个人在耳语。
This rocket is making a loud sound. 火箭发出很响的声音。
This rocket is not making any sound. 火箭没有发出声音。