tone

n.

1. 音，音色，音调[C]
   The teacher is speaking in a high tone.

   教师正在大声说话。

2. 腔调，语气[C]
   He spoke in a tone of command.

   他用命令的口吻说话。

3. 声调，语调[C]
   Mandarin Chinese has four tones.

   汉语有四声。

4. 色调；光度[C]
   She used several tones of blue to make the sky look real.

   她用了数种蓝色色调让天空看起来真实些。

5. 风气，气氛[the S]
   The tone of the school is excellent.

   这所学校校风极好。

6. （身心的）正常状态[U]
7. 【音】全音；调音；调整（画、照片等的）色调