例句：
1. Talk to the infant in quiet tones whilst maintaining eye contact.
用轻声的语调和宝宝说话，要一直保持眼神的接触。
2. I prefer groups that play quiet and gentle songs.
我更喜欢演唱轻柔音乐的组合。
3. I should like to ask you to come with us for a quiet supper
我想请你和我们共进一次安静的晚餐。
