“Keep…down” 是一个常见的英语短语动词,根据不同上下文可表示“压低声音”、“控制数量/程度”或“使躺下/保持低位”等含义。
1. 基本含义
- 压低(声音、音量):例如 “Please keep your voice down.”(请小声点。)
- 控制(数量、价格、成本等):例如 “We need to keep expenses down.”(我们需要控制开支。)
- 使保持低位/抑制:例如 “Keep your head down during the storm.”(暴风雨期间低头趴下。)
2. 常见例句
- Keep the noise down — the baby is sleeping.
- She managed to keep her weight down by exercising regularly.
- The government is trying to keep inflation down.
3. 语法结构
“Keep + 宾语 + down” 是典型结构,其中宾语可以是名词或代词:
- Keep it down!
- Keep your hands down.
4. 小贴士
注意与 “keep down”(作不及物动词,意为“不呕吐;能消化”)区分,例如:
I couldn’t keep anything down after the surgery.