As the package of sample is overweight, airmailing would be too expensive.是什么意思？

As the package of sample is overweight, airmailing would be too expensive.

由于样品包装过重, 空邮费用太高.

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

package

vt. 包装，把…装箱，向…提出一揽子计划；n. 包裹，包装袋，包装盒，一组建议；

例句
He urged the administration and Congress to come up with a credible package to reduce the budget deficit.
他敦促政府和国会出台一整套切实可行的方案，以缩减预算赤字。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

sample

n. 样品，华样，标本，榜样，（化验的）取样，[信]信号瞬时

例句
We based our analysis on a random sample of more than 200 males.
我们随机抽查了 200 多名男性，并在此基础上进行分析。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

overweight

adj. 超重的，过重的，超过规定重量的；n. 超重，偏重，优势；vt. 使…装载过重，使…负担过重，在重量上超过；

例句
Those who are overweight or indulge in high-salt diets are candidates for hypertension.
体重偏高或口味偏咸者易患高血压。

airmailing

v. 航空邮寄( airmail的现在分词 )，<谑>投，掷，抛；

例句
As the package of sample is overweight, airmailing would be too expensive.
由于样品包装过重, 空邮费用太高.

would

aux. 将，将要，愿意，会，打算，大概；v. (will 的过去式，用于转述)将；

例句
I would love to go abroad this year, perhaps to the South of France.
我今年很想出国，可能是去法国南部。

be

v. 是，有，存在，做，成为，发生；aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质；

例句
The older child should be able to prepare a simple meal...
那个年纪稍大的孩子应当会做一顿简单的饭菜。

too

adv. 也，太，很，非常；

例句
The steep pavement was too narrow for them to walk abreast.
陡坡太窄，他们没法并排走。

expensive

adj. 昂贵的，花钱多的，豪华的；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。