不明确

The species present in China are not clear-cut and are also variable within themselves due to polyploidy and apomixis.

存在于中国的本种不明确，由于polyploidy和无融合生殖在他们自己内也是易变的。

MethodsAnalysis of CT manifestations in 23 cases proved by operation and needle aspiration. Causes: acute appendicitis 13 cases, ascending colon perforation 1 case, Meckel diverticulitis 2 cases, cause obscured 7 cases. Bolus injection of contrast medium was given in 19 cases.

对23例经手术和穿刺针吸证实的腹腔脓肿的CT表现进行分析，急性阑尾炎13例，升结肠穿孔1例，美克尔憩室炎2例，感染源不明确7例。19例行平扫与增强检查，4例仅平扫检查。

Until now, the role of Axin in astrocytoma and its underlying mechanism are still unknown.

然而，目前Axin在星形细胞肿瘤发生与发展过程中的作用及机制尚不明确。

The results suggest that Cochlear function may be affected in patients with OSAHS,the effect on brainstem is unknown.

OSAHS对听功能的影响主要在耳蜗，而对脑干部位的影响尚不明确。

If this is not clear, contact BEA Support with the relevant logs and configuration files.

假如这是不明确，联络BEA-支持的有关记录和配置文件。

As to the steamers sailing from Hongkong to San Francisco, we have bimonthly direct services.

从香港到旧金山有直达船，但是bimonthly 究竟是一个月两次即半月一次呢，还是两个月一次不明确。

Due to the fact that People Republic of China's Billing Law blank cheque rules are overtly simplistic and lack precision, this dissertation combines the current state of the economic life of the PRC, appraises blank instrume

针对我国《票据法》中空白支票的规定过于简单、内容不明确的现实，本文结合我国目前经济生活的实际状况，对我国空白票据的规定进行评述并提出自己的立法建议。

Due to the fact that People Republic of Chinas Billing Law blank cheque rules are overtly simplistic and lack precision, this dissertation combines the current state of the economic life of the PRC, appraises blank instrument rules and finally offers some suggestions for the legislature.

针对我国《票据法》中空白支票的规定过于简单、内容不明确的现实，本文结合我国目前经济生活的实际状况，对我国空白票据的规定进行评述并提出自己的立法建议。

For them, the activities of Burgh and those like him are indicative of what could become a dangerous new trend, in which groups of seriously ill people get together online to discuss, source and try untested drugs whose safety and efficacy is uncertain.

对专家而言，象伯格这样的人的做法反映社会上已经形成一种危险的新趋势，即重症病人已经在互联网上形成一个群体，他们彼此交流心得，相互提供信息，一起服用未经试验的药物，可这些药物的安全性及有效性还不明确。

What is not clear is what happens to the carbon.

而还不明确的是二氧化碳因此产生了什么样的变化。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。