1. sound, voice, noise
sound自然界各種各樣的聲音;
voice人的.嗓音;
noise噪音 eg:I hate the loud noise outside.
2. photo, picture, drawing
photo用照相機拍攝的照片;
picture可指相片,圖片,電影片;
drawing畫的畫 eg:Let's go and see a good picture.
3. vocabulary, word
word具體的單詞 eg:He has a large vocabulary.
4. population, people
population人口,人數;
people具體的人 eg:China has a large population.