哈的用法和樣例：
例句
-
打哈欠打哈欠的動作
The act of yawning. -
你每天是不是以一個哈欠開始工作，而不是滿面笑容？
Do you start the day with a yawn instead of a smile? -
他仰著頭哈哈大笑。
He threw back his head and roared with laughter. -
他又揉眼睛又打哈欠，好像睡了一大覺剛醒似的，
He rubbed his eyes and yawned as though waking up after a long sleep.
