Almost all the oxygen in water is oxygen 16, but a few molecules out of every thousand incorporate the heavier isotope 18.
水中几乎所有的氧都是氧16，但每一千个分子中就有几个含有较重的同位素18。
During glaciations, the lighter oxygen-16 has a greater tendency to evaporate from the ocean surface than the heavier oxygen-18 does.
在冰川期，较轻的氧-16比较重的氧-18更容易从海洋表面蒸发。
This is the heavier of the two.
这是两个中较重的一个。
How much does the heavier boy weigh?
那个比较重的男孩多重？
Should I stick with the heavier lines here?
我应该坚持用粗的钓线吗？
The more negative thoughts you have, the heavier your mind will be.
你的消极想法越多，你的头脑就会越沉重。
The mote negative thoughts you have, the heavier your mind will be.
你的消极思想越多，你的思想就越沉重。
Local kinds vary from the light rums of Puerto Rico to the heavier darker rums of Barbados and Jamaica.
当地种类不尽相同，比如波多黎各有淡朗姆酒，巴巴多斯和牙买加有深色朗姆酒。
If an ocean floor tectonic plate meets the edge of a continent and they push against each other, the heavier one sinks down and goes under the other one.
如果一个海底构造板块与大陆边缘接触并相互挤压，较重的板块下沉到另一个的下面。
Continued bombardments and internal pressures made the growing Earth hotter, causing its interior to melt and the heavier elements to sink and form Earth's core.
持续的轰击和内部压力使成长中的地球越来越热，导致其内部融化，较重的元素下沉形成地核。
When the air was warm, vapor containing the heavier isotope, oxygen-18, condensed and formed precipitation, in the form of snow, more readily than did vapor containing oxygen-16.
当空气温度较高时，含有较重同位素氧-18的蒸汽比含有氧-16的蒸汽更容易凝结，并形成雪状的降水。
So does the heavier-weighing food make you fatter?
所以，重量大的食物使你变胖？
The more kinetic energy there is, the heavier these daughter particles can be.
动能越大，越能产生更大质量的粒子。
What’s the fewest number of times you have to use the scale to find the heavier ball?
最少称几次你可以找出这只稍重的球？
The low ionization potentials of the heavier gases also account for their chemistry.
较重的稀有气体具有较低的电离势，这也可以解释它们的化学性质。
In each case, it’s the same weight, but the longer I hold it, the heavier it becomes.
当然每种情况下杯子的重量是相同的，但是我拿的越久，它就显得越沉。
I like to mix fruits and veggies in with the heavier stuff, so I don't feel so heavy.
我喜欢把水果和蔬菜跟健康的食物混合在一起吃，这样我感觉也轻松。
In each case, it's the same weight, but the longer I hold it, the heavier it becomes. '.
在以上的几种情况中，水的重量都是一样的，但是你把它拿在手中越久，它越显得重。
Non-radioactive carbon comes in two forms: 12C and the heavier (and much rarer form) 13C.
非放射性碳以两种形式存在：12C还有较重（并且更罕见）的13C。
The heavier bodied base of the machine often remains still while the long hose moves around to suck up dirt.
它沉重的底座留在地上，而连接在上面的橡皮软管却能四处移动打扫灰尘。
Low pressure at one end draws oil away while the heavier-and 99 percent clean-water flows out the other side.
椎体一端的低压会将油吸走，而较重的水会流到另一头，这时水已经是99%的清洁海水了。
The other important variable is the interest rate: the higher the interest rate, the heavier the debt burden.
其他重要的可变因素还有利率：利率越高，债务负担越重。
The more they interact, the heavier they become, whereas particles that never interact are left with no mass at all.
粒子间相互作用得越多，则越重，因此从不与其他粒子相互作用的粒子完全没有质量。
In part, of course, this reflects the heavier workload in Chinese schools, which leaves less time for outside activities.
当然，这部分地反映出中国学校学生课业重，因而很少有校外活动时间的状况。
Clearly the heavier the atom the less affective it is because it's sort of like a billiard ball collision with a heavier atom.
很明显，原子越重，它就越有效，因为那有点像有一个重一点的原子，的撞球的撞击。
Clearly the heavier the atom the less affective it is because it's sort of like a billiard ball collision with a heavier atom.
很明显，原子越重，它就越有效，因为那有点像有一个重一点的原子，的撞球的撞击。
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