Acing
vt. 发球得分（ace的现在分词形式）
🗣️ 情景例句
What classes are mandatory for your major?
你的专业什么课是必修的？
She was always in a rush.
她总是很匆忙。
The number of wagging dances per minute told the exact distance to the feeding place.
每分钟跳摇摆舞的次数说明了到喂食点的精确距离。