Hav
abbr. 甲型肝炎病毒（Hepatitis A virus）；热空气硫化（Hot Air Vulcanization）
🗣️ 情景例句
Give him a call.
打个电话给他。
In for a penny, in for a pound.
一不做，二不休。
Happy birthday! said the twins, and gave her a big red box.
“生日快乐！”双胞姐妹说，并将一个大红盒子送给了她。