a ay balance 试金天平
a ay device 试验装置 ; 检定装置
in a ay 在某种水平上
blank a ay 空白试验
immunoradiometric a ay 放射免疫测定 ; 免疫放射分析
Double Try in A ay 以及双胰酶检测
Carboxyhemoglobin a ay 羧络血红蛋白化验
Antithrombin III a ay 抗血栓III化验
Glutathione reductase a ay 谷胱甘肽还原酶化验
Some birds ill fly a ay to the south hen inter comes.
冬季来临时,一些鸟儿将飞往南方。
But later, people developed a ay of printing, using rocks.
但是后果人们利用石头研制出一种印刷的方法。
是的,那是一个吻。
So,these words just get an -ay, or sometimes a -way, sound on the end.
VOA: special.2009.12.04
Therefore, the vector A that you gave me, I have managed to write as i times Ax plus j times Ay.
这样,你给我的矢量 A,我已把它写成 i ? Ax + j ? Ay的形式
You can ask yourself, "If you gave me a particular vector, what do I use for Ax and Ay?"
你可以问问自己,"如果给定一个矢量,该怎么确定 Ax 和 Ay"
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