例句：
1. Talk to the infant in quiet tones whilst maintaining eye contact.
用輕聲的語調(diào)和寶寶說話，要一直保持眼神的接觸。
2. I prefer groups that play quiet and gentle songs.
我更喜歡演唱輕柔音樂的組合。
3. I should like to ask you to come with us for a quiet supper
我想請你和我們共進一次安靜的晚餐。