aa
美:/ˌeɪ ˈeɪ/
英:/ˌeɪ'eɪ/
abbr.:
同“ack-ack”；同“antiaircraft”
网络:
花生四烯酸(arachidonic acid)；丙烯酸(Acrylic acid)；美国航空(American Airlines)
例句
1.
After the encirclement of the German 9th Flak Division at Stalingrad it was the only Axis AA defence unit in the area.
在德国第9高炮师陷入斯大林格勒的包围圈后，罗马尼亚防空部队成为轴心国在该地区唯一的防空部队了。
2.
Oh, and I should also mention that this mouse is said to last around nine months on two AA batteries.
噢，我应该还告诉你，这个鼠标用两节AA电池可以利用差不多九个月。
3.
Hammering on this topic reminds me how I once sent a patient to AA who told me that those meetings ruined him as an alcoholic.
谈这个话题时，我想起了我送一个病人去匿名戒酒者协会时，他说这个聚会差点把他当酗酒者给毁了。
4.
Goren said that the airline has seen a "positive trend" since the disputes broke out in terms of traffic to AA. com.
Goren指出美国航空已经看到了“良好的发展趋势”，因为自从这场纷争爆发后，AA.com的流量大增。
5.
AA Corporation shall not be obliged to pay an invoice of Seller if the invoice has no reference to the order number.
如果发票中没有订单号，AA公司则没有义务向卖方支付该发票的金额。
6.
It has a gray back, a black-and-white head and a pale yellow breast with a black stripe and weighs only about as much as a AA battery .
牠有著灰色的背部、黑白相间的头部，淡黄色的胸脯上有一条黑色条纹，体重相当于一颗三号电池。
7.
The beauty of it is that you do not have to understand the complexities of secure AA access to a telecom HSS server.
此处的好处在于，您不必了解对电信HSS服务器的安全AA访问的复杂性。
8.
Overall, a grubby 3 percent of the 18, 080 AA members surveyed admitted to washing their cars just once a year or not at all.
总体来看，18080位汽车协会会员中有3%的邋遢车主承认他们一年才洗一次车，或从来不洗车。
9.
"There is not a dispersed ratings scale in China, everything seems to be rated double or triple A, " he said.
“中国市场的信用等级过于集中，似乎所有债券的评级都是AA或AAA，”他表示。
10.
I would like to know if he ate you how much time these drugs in AA?
我想知道他吃了这些药多少时间你们AA的？