Patients with a hydatidiform mole are often large for dates and have hyperemesis gravidarum more frequently.是什么意思？

Patients with a hydatidiform mole are often large for dates and have hyperemesis gravidarum more frequently.

病人看起来常比同期正常孕妇子宫大,常伴妊娠剧吐.

patients

n. 患者( patient的名词复数 )，接受治疗者，受动着，承受者；

例句
...a Code of Practice that would give patients right of access to their medical records.
允许病人查看自己病历的职业准则

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

hydatidiform

包虫囊状的；

例句
The destructive and malignant neoplasms of chorionic epithelium often arise from hydatidiform moles.
破坏性和恶性的绒毛膜上皮癌往往是葡萄胎所引起.

mole

n. 鼹鼠，防波堤，痣，间谍；

例句
He had been recruited by the Russians as a mole and trained in Moscow.
他被俄国人征募为间谍，并在莫斯科接受了训练。

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；

例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

often

adv. 常常，经常，时常，再三；

例句
Genetic abnormalities are more often associated with faults in paternal DNA than in maternal DNA.
相对于母本DNA,基因畸变往往更多地与父本DNA上的缺陷相关。

large

adv. 大大地，夸大地，详细地，顺风地；adj. 大的，大规模的，大型号的，广泛的；v. 玩个痛快，（尤指跳舞和饮酒）作乐；

例句
The banks would be forced to absorb large losses...
银行将被迫承受巨大的损失。

for

prep. 为，为了，倾向于，关于，当作；conj. 因为，由于；

例句
I've come looking for a bit of advice.
我特来讨教。

dates

n. （注明的）日期( date的名词复数 )，时代，目前，（北非和西亚常见的海枣树的）海枣；v. 过时( date的第三人称单数 )，使…显老，显示出…时代（或年龄），鉴定…的年代；

例句
The brooch dates back to the fourth century BC.
这枚胸针的历史可以追溯到公元前4世纪。

and

conj. 和，与，而且，于是，然后，因此；

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。

have

aux. 用以构成完成式及完成式的不定式，表示已经…；vt. 有，具有，拿，取得，从事，必须，不得不；n. 〈口〉有产者，有钱人，富国，〈英俚〉欺骗，诈骗；

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

hyperemesis

n. 剧吐；

例句
Patients with a hydatidiform mole are often large for dates and have hyperemesis gravidarum more frequently.
病人看起来常比同期正常孕妇子宫大,常伴妊娠剧吐.

gravidarum

子痫；

例句
Patients with a hydatidiform mole are often large for dates and have hyperemesis gravidarum more frequently.
病人看起来常比同期正常孕妇子宫大,常伴妊娠剧吐.

more

adv. 更，更多，达到或处于更大的范围或程度，此外，更加；adj. 更多的，（many）的比较级，附加的，额外的；pron. 更多的或附加的人或事物；n. 更多，附加，添加；

例句
It was a Christmas when shoppers passed by expensive silks in favor of more practical gifts.
这是一个购物者不理会昂贵的丝绸衣服而热衷于更实用礼物的圣诞节。

frequently

adv. 频繁地，屡次地，往往，动，动辄；

例句
Women frequently say that they feel awkward taking the initiative in sex...
女人们经常说她们不好意思在性生活上采取主动。