解析 does; mean【答案】does; mean【核心短语/词汇】sign:标志【翻译】这个标志是什么意思?【解析】根据题干要求,保持原句意思。原句是一个what引导的特殊疑问句,动词是is,其同义句转换成由do/does引导的一般疑问句,主语是this sign,助动词用does,后接动词原形mean,故答案为does; mean。
Studies of respiratory gas tensions commonly rely on assessments of steady-state mean values. In making such assessments, variance is assumed to be the result of random fluctuation or noise of ill-defined origin. However, the existence of time-dependent changes in minute volume, which would be ...
The Earth is like our mother.She gives live to all the living things on the Earth.And she provice us with air、food、water and other things we need for living.Once she was beautiful ahd rich.But mow she is crying, becacuse she is becoming dirtier and dirtier, poorer and poorer. It'...
What does weighted average mean and how is it different from a simple average? A weighted average assigns weights to each data point according to its importance before calculating the average. In contrast, a simple average treats all data points equally. For example, if you're calculating a st...
So, why does it matter if there’s more CO2 in the atmosphere? Don’t worry, we’re not going to go all “Bill Nye” on you. Long story short, CO2 is one of the greenhouse gases that absorbs radiation and prevents heat from escaping our atmosphere. This excess heat creates disrupted...
Climate in a narrow sense is usually defined as the average weather, or more rigorously, as the statistical description in terms of the mean and variability of relevant quantities over a period of time ranging from months to thousands or millions of years. (cont.) ...
What does it mean when someone says internal memory? When someone refers to internal memory, they're typically talking about the built-in storage on a device like a computer, smartphone, or tablet. This is where your operating system, applications, and files are stored. It's different from ...
What does carbon neutrality mean? Carbon neutrality takes a somewhat indirect route of "going green." It doesn't necessarily mean that the organization is lowering its CO2 emissions, which deplete the ozone layer, and ultimately contribute to global warming, according toCNET. It really means that...
The solid state of CO2, commonly called "dry ice," exhibits a density of 1.56 g/mL under standard conditions. For the sake of comparison, liquid water's density is about 1.00 g/mL, which indicates that dry ice will sink when placed in water. ...
emissions. This doesn't mean that you or your company doesn't emit carbon but that the offsets you purchased "negate" the corresponding emissions. These mechanisms are popular because it is often less expensive for a company to buy offsets than to change their machinery or manufacturing ...