半小时内
bàn xiǎoshí nèiphrase★Intermediate💡 within half an hour
general
Within a period of 30 minutes; within half an hour.
飞机将在半小时内降落。
The plane will land within half an hour.
药物在半小时内开始起效。
The medication starts working within half an hour.
💡
This phrase is commonly used to indicate a time limit or duration of 30 minutes.
Related Phrases
💡Pro Tip
Time Expressions
Similar phrases like '三十分钟内' can be used interchangeably with '半小时内'.
⚡Gold Rule
Precision in Time
Use '半小时内' to specify a strict 30-minute window, not an approximate time.
📖Word Origin
Composed of 半 (half), 小时 (hour), and 内 (within).
📝Usage Notes
This phrase is often used in instructions, schedules, or time-sensitive contexts.
Word Breakdown
半
half
root小时
hour
root内
within
root汉英词典