Usage of 小于
小于 (xiǎoyú) is a formal way to express 'less than' or 'smaller than' in Mandarin, commonly used in mathematical, scientific, or formal contexts. It is often seen in comparisons involving numbers, quantities, or measurements.
Common Contexts
- Numerical comparisons: "数字小于..." (numbers less than...)
- Temperature or measurements: "温度小于零" (temperature less than zero)
- Scores or thresholds: "成绩小于60分" (score less than 60 points)
Collocations and Patterns
- 小于 + number: indicates a value less than a specific number.
- 小于零: a common phrase meaning below zero, often used for temperature.
Notes
小于 is more formal and precise than simply using 小 or less in casual speech. It is typically used in written language, academic, or technical contexts. Avoid confusing 小于 with 比...小, which is a comparative structure meaning 'smaller than' but used differently in sentence structure.