Aau
abbr. （美国）业余体育联合会（Amateur Athletic Union）；美国大学联合会（Association of American Universities）；自动寻址单元（Automatic Addressing Unit）
🗣️ 情景例句
Front Desk. Can I help you?
前台，需要我为您服务吗？
The surest way to be happy is to be busy.
要快乐，最可靠的办法是忙碌。
Later it was found that there was a type of mosquito which acted as the carrier of this disease and passed it on to the rabbits.
后来又发现，有一种蚊子是传播这种疾病的媒介，能把此病传染给兔子。