If urethral obstruction occurs, congenital megaurethra is lethal without patent urachus or rectoesical fistula.

如果存在尿道梗阻，先天巨尿道即便没有脐尿管未闭或直肠膀胱瘘也是致死。

Such disparagement of anthropomorphism occurred in the ancient world, too.

如，凯尔特人就看不起希腊人这种做法。

Ecodeme refers to a deme occuring within a specified kind of habitat.

生态同群种是指出现于某种特殊生境内同群种。

First customer delivery of a Transition Roadable Aircraft is expected to occur in 2011.

过渡“第一个真正客户要到2011年。

A seismoscope is an apparatus or device which only indicates that an earthquake has occurred.

验震器是仅仅指示地震发生仪器或装置。

Didn't it occur to you to close the window?

难道你没有想到关窗户吗?

The child's birth occured at 2 a. m.

这孩子凌晨两点出生。

A new outbreak of smallpox occurred in 1928.

1928 年爆发了新一轮天花。

It occurred on the morning of the fifteenth.

事情发生在15号上午。

Rocky Mountain spotted fever is a rickettsial disease that occurs in dogs and humans.

犬落基山斑疹热是一种人犬共患立克次体病。

When melasma occurs, melanocytes in certain areas overproduce melanin.

当发生黄褐斑，黑色素细胞在某些领域产生过量黑色素。

Open lesion occur in early stage and are called spina bifida aperta or myelomeningocele.

开放裂发生在胚胎发育早期，又叫髓膜膨出。

Rubral tremor is a rare movement disorder that occurs typically with midbrain damage.

摘要红核颤抖症是一种少见运动疾患，它发生通常和中脑病变有关。

An explosion will probably occur at any minute.

炸弹随时可能爆炸。

Signomial geometric programming(SGP)problems often occur in engineering design and management.

符号几何规划(SGP)问题经常出现在工程设计和管理中。

The word “gratitude” did not occur in his words.

“感激”两字在他话中是见不到。

Police said that the blast occurred at 9 a.m.

警方说这次爆炸发生在上午九点。

I hope no accident has occurred to him.

我希望他没出什么事。

A startling cultural transformation occurred in post-war Britain.

战后英国文化出现了令人惊讶变化。

Macroscopic deviations from isotropy occur due to bedding, schistosity and also sometimes fracturing.

与各向同相差很大情况往往产生于层理，片理，某些时候则由于断裂所造成。