People often mistake hay fever for a summer cold when it first begins.

Women often mistake shyness for carelessness, when it is just a lack of self-assurance.

女性常常将害羞误认为粗心，而这只是缺乏自信的表现。

It is not wholesome to eat without washing your hands.

不洗手吃饭是不卫生的.

Don't handle that book until you wash your hands.

在拿那本书前,请先洗手.

When you wash your hands you rub them together with soap.

你洗手的时候,用肥皂搓两只手.

Wash your hands before meals.

饭前洗手.

I must wash before dinner.

我饭前要洗手.

Wash your hands with lukewarm soapy water.

用温热的肥皂水洗手。

She washed her hands with soap and water, creating rich suds.

她用肥皂和水洗手，搓出了丰富的泡沫。

She leaned over the handbasin and vomited.

她俯身在洗手池上呕吐。

Before touching any food, it is particularly important to be fastidious about washing your hands.

在接触任何食物之前，尤其重要的是要非常认真地洗手。

Its newborn are the size of bumblebees and its nest is the size of a walnut.

孵出的蜂鸟只有大黄蜂那么大,其巢只有核桃那么大.

The definition of flood hazard includes two aspects: flood and hazard.

洪灾的含义包括洪水和灾害两个方面.

The company donated a miserable $ 100 for flood relief.

这个公司为洪灾救济仅仅捐了区区100美元.

If we had built the reservior, there wouldn't been a terrible flood.

假如我们修了水坝，就不会发生可怕的洪灾了。

An infectious disease is spreading among many flood victims.

一种传染病正在许多洪灾受害者中蔓延。

It is also important to determine the costs for the ART treatment cycle.

明确辅助生殖技术治疗周期的费用也是重要的.

There are often some adverse effect when assisted reproductive technology ART is applied in clinical practice.

在辅助生殖技术应用的过程中经常会引发某些负面问题.

Miscarriage may occur after ART, even after ultrasound identifies a pregnancy in the uterus.

辅助生殖技术后可能会流产, 甚至在B超确定宫内妊娠后流产.

In ART cycles, limiting the number of embryos transferred is an effective approach.

在辅助生殖技术的周期里, 限制胚胎移植的数目是有效的方法.

It is not clear whether the risk of birth defects is increased with IVF.

辅助生殖技术是否增加出生缺陷的风险不清楚.