1·These rivers and river systems are known as "exogenous" because their sources lie outside the arid zone.
这些河流和河川系统被称作“外源河流”，因为它们的源头位于干旱地区之外。
2·The expression of exogenous genes were analyzed by indirect immunofluorescence assay (IFA).
采用间接免疫荧光法(IFA)检测外源基因的表达。
3·The exogenous gene expression was analyzed by indirect immunofluorescence assay (IFA).
采用间接免疫荧光法(IFA)检测外源基因的表达。
4·The large intestine does not play a major role in the absorption of exogenous phosphorus.
大肠对外源磷的吸收不起主要作用。
5·Through controlling enzymatic hydrolysis, earthworm can avail itself of the enzyme instead of exogenous enzymes, which can reduce the cost.
通过控制酶解条件，蚯蚓可以利用自身的酶源自溶来代替外源酶，从而降低成本。
1·Apart from the difficulty of forecasting the impact of exogenous events, investors may have another reason for ignoring them.
除了难以预料外源性事件所带来的冲击力外，投资者们忽略这些事件可能还有其他原因。
2·Swine flu is just the latest in a series of "exogenous events" (risks originating outside the financial system) to test the markets.
“猪流感”不过是最近考验目前市场的众多“外源性事件”(来自金融体系之外的风险)之一罢了。
3·Objective: to elucidate the role of bone marrow stromal cells in cooperation with exogenous cytokines in hematopoiesis.
目的：探讨胎儿骨髓基质细胞与外源性细胞因子的协同造血支持作用。
4·Impairments in MAGL-dependent tumor growth are rescued by a high-fat diet, indicating that exogenous sources of fatty acids can contribute to malignancy in cancers lacking MAGL activity.
受损的MAGL依赖性肿瘤生长能通过高脂肪饮食恢复，表明在缺乏MAGL活性的癌症中外源性脂肪酸可有助于其侵袭性。
5·To combat the symptoms caused by this drop in estrogen, many women begin taking exogenous estrogen-that is, estrogen not made naturally in the body but taken as a drug.
为了抵抗由雌激素下降引发的症状，许多女性开始服用外源性雌激素，即并非由身体自然产生、作为药物服用的雌激素。
1·Exogenous quinolinic acid is endowed with quite evident anti-inflammatory effects on either acute or subacute models.
外生喹啉酸对急性和亚急性炎症有明显的抗炎作用。
2·In general analysis, we always suppose that the risk of the insured's to be exogenous and the behaviors of the insured's don't change his risk (loss probability).
在一般的分析中，我们总是假定投保人的风险状况是外生的，投保人的行为不改变风险状况(损失概率)。
3·The presence of exogenous surface contamination, including dirt, grease, free iron from contact with steel tooling, and so forth, may interfere with the formation of the passive film.
外生的表面污染，包括：尘土、油脂、来自钢铁加工的游离铁等等，可以影响到钝化膜的生成。
4·We don garment after garment, as if we grew like exogenous plants by addition without.
我们穿上一件衣服又一件，好像我们是外生植物一样，靠外加物来生长的。
5·The factors that influence real estate cycle fluctuation can be divided into endogenous and exogenous factors. Each of factors provided the influence by its mechanism.
影响房地产周期因素可以分为内生因素和外生因素，各类因素通过各自机制影响着房地产周期运行。