Underloading
负载不足
🗣️ 情景例句
See you later.
待会见。
He learns Spanish every day.
他每天都学西班牙语。
Exploring really deep caves is not a task for the Sunday afternoon rambler.
探测非常深的洞穴不是那些在星期日下午漫步的人所能胜任的。