①铝型砷(Al-As)：用0.5 mol/L NH4F提取的砷酸铝盐；②铁型砷(Fe-As)：用0.1 mol/L NaOH提取的砷酸铁盐；③钙型砷(Ca-As)：用0.25 mol/L H2SO4提...
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ga al as semiconductor laser 镓铝砷半导体激光器
Amr ibn al-AS 阿姆鲁
K-Al-As 钾铝砷
Sirr al-As-rār 秘学玄旨
ga al as laser 镓铝砷激光
cu-zn-al as catalysts cuznal催化剂
PLAY AS AL 发挥作为哈
sayl al kabir as 大赛勒
ADV You use alas to say that you think that the facts you are talking about are sad or unfortunate. 唉 (表示难过或不幸的惊叹声) [正式] [ADV with cl]
Such scandals have not, alas, been absent.
唉，这样的丑闻也不是没有。
Al gore calls global warming an "inconvenient truth," as if merely recognizing it could put us on a path to a solution.
戈尔称全球变暖是一个“难以忽视的事实”，就好像仅仅认识到它就能让我们走上解决问题的道路。
Zintan's fighters have so far declined to turn the captured Saif al-Islam over to the central authorities and may be using him as a bargaining chip.
津坦的武装人员至今依然拒绝把被捕的赛义夫移交给中央政府，还可能把他作为交易的筹码。
There are many famous places such as Burj Khalifa tower, Burj al Arab hotel and the palm islands.
这儿有许多著名的景点，例如哈利法塔塔，阿拉伯酒店塔和棕榈岛。
She has studied the social meaning of American Sign Language as well as the Al-Sayyid Bedouin Sign Language in Israel.
VOA: special.2010.10.01
"And I think al-Qaida is out there even as we meet trying to figure out how to do that."
VOA: standard.2010.02.14
While there was no immediate claim of responsibility, suspicion quickly fell on al-Qaida in Iraq as well as Sunni militants.
VOA: standard.2010.05.10
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