It depends on how full the class is and how many additional students the professor is willing to let in.
这取决于课堂有多满，以及教授愿意让多少额外的学生加入。
As a preventative measure, we are told to let in fresh air by opening the windows and not to use the air conditioners.
作为一项预防措施，我们被告知要打开窗户让新鲜空气进来，而不要使用空调。
Can you see it when I open the shutter to let in the light?
如果我打开百叶窗，让光线进来，你能看见吗？
The windows were quickly opened, to let in a little fresh air.
窗户很快打开了，好让一点新鲜空气进入。
Houses built before 1939 use about 50% more energy per square foot than those built after 2000, mainly due to the tiny cracks and gaps that expand over time and let in more outside air.
1939年以前建造的房屋每平方英尺消耗的能源比2000年以后建造的房屋多50%，这主要是由于微小的裂缝随着时间的推移而扩大，更多的外部空气进入了裂缝。
to let in the idea that God approves of me.
事实上我应该欣然接受上帝认同我这个观点。
Open a window and let in the natural light instead.
打开窗户用自然光代替。
Do you think Matt should be let in on Mystic Falls' secrets?
你认为该让Matt知道神秘瀑布镇的秘密吗？
At the Vanity Fair party, they were let in the back door.
在《名利场》杂志的聚会上，他们从后门进来。
Frequently we need to open a vent to let in a little cold air!
我们经常需要打开一个口子以放进一些冷空气！
Bringing down the cost of LEDs this way really will let in the light.
通过上述方法降低发光二极管成本的确将引入光明。
Trim tree branches and shrubs around the lawn edge to let in more sunlight.
修剪草坪周围的树枝和灌木，确保阳光充足。
Somebody tramped past outside and came to the next window and let in more light.
一些人脚步沉重的从外面经过来到下一扇窗子，让更多的光照进来。
The question is how many and what sort of people Britain should let in from elsewhere.
问题在于英国应该允许多少人允许什么样的人从别的国家进入英国。
Still others complain that too many countries have been let in before they were ready.
更有甚者抱怨许多国家尚未准备便被吸纳进来。
It's about me when I want to have more control of my environment particularly who I let in.
它是有关我的，当我想我对允许他人进入的自己的环境拥有更多控制的时候。
Open a window whenever you can to let in some fresh, cleansing air. The air outside is cleaner.
尽量打开窗户让新鲜、净化的空气涌入，外面的空气更清新。
Many in Brussels think the EU let in Bulgaria and Romania, which will join in January, prematurely.
布鲁塞尔的很多人认为欧盟让保加利亚和罗马尼亚在明年一月份加入还为时过早。
To you, leaving that window open just a crack during the day is a way to let in a little fresh air.
对于你来说，在白天把窗户打开出一条缝隙是为了呼吸一点新鲜空气。
Too much and it will let in water which will make the formation of those pesky hydrates more likely.
而吸油太多，则会使底部海水渗入，从而更易生成那些烦人的水合物。
Getting out in the sunshine and breathing some fresh air can open your mind and begin to let in positive thoughts.
出去吸收一些阳光，呼吸一些新鲜空气，可以帮你打开心扉，并开始让你积极思考。
To you, leaving that window open just a crack during the day is a way to let in a little fresh air. To me, it’s an invitation.
白天你把窗户打开一点，对你来说是想让新鲜空气进来，对我来说这是发出的邀请，哈哈。
If a pattern match is found, the connection is let in, or more precisely, TCPD dies and lets the real serving daemon take over.
如果找到匹配的模式，就允许连接，或者更准确地说，tcpd死亡，让真正提供服务的守护进程接管。
Spain let in 15,731 foreign recruits under its “contingente” scheme in 2008, but slashed the quota to a tiny 901 this year.
2008年西班牙通过“临时计划”准入了155，731外国雇员，但是今年把整个配额锐减到极少的的901人。
Sometime before we reach that point, there are chances, Windows that can be thrown open to let in some fresh air and sunlight.
在我们还没到那种地步之前，其实还是有机会的。我们可以使窗户开着来接收新鲜的空气和阳光。
The outside of the Villa Saitan building is covered with leaf shaped holes that let in light and add character to the structure.
公寓的外墙上是一些叶子形状的孔洞，既实现了采光的需求，也为整座大楼平添独特的个性。
The outside of the Villa Saitan building is covered with leaf shaped holes that let in light and add character to the structure.
公寓的外墙上是一些叶子形状的孔洞，既实现了采光的需求，也为整座大楼平添独特的个性。
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