present;的例句（present;在句子中的用法）

• " At another time , sir, " he returned , evasively, " he present time is ill - convenient for explaining. " “ 下回再解释吧, 先生, ” 他躲闪道, “ 现在解释不方便.
• Mitochondria are present in all eukaryotic cells. 一切真核的细胞都有线粒体.
• Likewise, certain angiosperms, for example, some Eucalyptus species, will present few seed harvesting problems. 同样某些阔叶树种, 例如一些桉树类, 采种的问题不多.
• A thin, resistant limestone escarpment is present just basinward. 薄层状的坚硬的石灰岩山崖正好位于靠盆地一侧.
• Present another paper on cholera enterotoxin at the IAMS on 3 September in Tokyo. 九月三日在东京举行的国际微生物首次多边会议上宣读另一篇有关霍乱病毒的论文.
• At present we must energetically encourage the practice of making investigations and studies. 目前,我们要大兴调查研究之风.
• Starting from the present research situation, endogenic and exogenic and gold regional metallogeny have been discussed. 从研究现状出发, 对内生、外生、区域成矿加以探讨.
• The present invention relates to the uvioresistant use of aloe emodin. 本发明涉及芦荟大黄素的抗紫外线辐射用途.
• Present a design of the Emissive Microwave Power Control used for the UHF RFID Reader. 介绍一种用于适用于超高频段以上的射频读写器功率控制方案.
• The emission of gases such as carbon dioxide should be stabilised at their present level. 二氧化碳等气体的排放应该稳定在当前水平。
• The proposed system is simple, comprehensive, and conforms with present embryological knowledge. 所建议的这一系统既简单又全面, 并且符合现在胚胎学知识.
• At places in the thickest layer they are present as ellipsoidal globules, 1 - 10 mm in length. 在最厚岩层中,有的地方它们呈椭圆形球体, 长1 ― 10毫米.
• Figure 4 - 2 a present - day laboratory version of the electroscope. 图 4-2 就是目前实验室里的验电器样式.
• Figure 4 - 2 shows a present - day laboratory version of the electroscope. 图4 - 2就是目前实验室里的验电器样式.
• The polypepticle chains in elastin are present in a random arrangement. 弹性蛋白内的多肽链以一种纹乱的排列而存在.
• Effusion, when present , is slight, and redness and warmth are usually absent. 如有渗出液,一般都很轻微.
• The present invention has high efflux and stopping bleeding effects. 本发明的优点是:使用方便简单,驱血止血效果好.
• Services need to be more effectively organised than they are at present. 服务的管理应该比现在更加有效。
• Earthshaking changes have taken place from ancient times to the present. 自古至今,世界发生了翻天覆地的变化.
• Criterion the present price of the stock presents downtrend basically. 则股票的现价基本呈现下降趋势.