When the Transfiguration class had finished, they joined the crowd thundering toward the Great Hall for lunch.

变形课下课以后，他们和大家一起闹哄哄地走向礼堂去吃午饭。

It was by chance that nineteen-year-old Jacob Carman missed joining the crowd at Highland Park this year.

19岁的雅各布·卡曼今年错过了高地公园的人群，这是一个偶然的机会。

Running with his dog across the fields, he joined the crowds of men and women fighting the fire.

他带着他的狗跑过了这片野地，也加入到了这群救火的男男女女中。

" Oh...yeah, " said Harry quickly and they joined the crowd hurrying up the stone steps into the castle.

“哦… … 是的，”哈利很快回答说道。接着他们就加入了匆匆茫忙忙走上石头台阶进入城堡的人流之中。

Join the crowds at the Trevi Fountain, take a walk up the Spanish Steps, and visit Castell San Angelo.

在特雷维喷泉加入人群，走上西班牙台阶，参观圣天使城堡。

Digory rushed out and joined the crowd.

迪格雷冲了出去，加入了人群。

They crammed their pockets with the last of the sweets and joined the crowd thronging the corridor.

他们把剩下的糖果塞进衣袋，就随着过道上的人流朝前涌去。

" Miserable old bat, " said Ron bitterly as they joined the crowds descending the staircases back to the Great Hall and dinner.

“讨厌的老蝙蝠，”他们融入下楼的人流，回礼堂吃饭时，罗恩恨恨地说。

" Think I did, " said Lupin seriously, as they joined the crowd thronging around the front doors eager to get out into the sunlit grounds.

“我想是的，”卢平一本正经地说，这时人们在前门挤成了一团，急着到外面阳光照耀的场地上去，他们也走进了人群。

In one  case, other species of small and vulnerable fish, wrasses and blennies joined the crowd, eyes pointed toward the burrow, memorizing the threat.

在一个案例中，其他种类的小型脆弱鱼类、濑鱼和鲳鱼也加入了人群，眼睛盯着洞穴，记住了威胁。

" They can't do that! " said George Weasley, who had not joined the crowd moving toward the door, but was standing up and glaring at Dumbledore.

“他们不能这样做！”乔治·韦斯莱没有随着人流涌向门口，而是站在那里气呼呼地瞪着邓布利多。

“Your aunt and uncle will be proud, though, won't they? ” said Hermione as they got off the train and joined the crowd thronging toward the enchanted barrier.

“你姨妈和姨父肯定会为你感到骄傲的，是吗？”赫敏说，这时他们下了火车，加入拥挤的人流，慢慢向那道被施了魔法的隔墙走去。

Harry's stomach lurched with nerves and Ron, he saw, looked pale under his freckles. They crammed their pockets with the last of the sweets and joined the crowd thronging the corridor.

这声音在列车上回荡。哈利紧张得胃里的东西直往上翻，他看见罗恩雀斑下面的脸色也发白了。他们把剩下的糖果塞进衣袋，就随着过道上的人流朝前涌去。

See the difference between diffusion, no energy is needed because the molecules can just slide down the concentration gradient, whereas in active transport, they are joining the crowd and so more effort is needed, hence the ATP.

看看与扩散之间的区别，扩散不需要能量，因为分子可以沿着浓度梯度下滑，而在主动运输中，它们聚集在一起，因此需要更多的努力，需要 ATP。

During the ceremony on Friday, Mugabe wore an academic gown and hat. He walked slowly to a podium, and he joined the crowd singing the national anthem and opened the ceremony. But he did not make a speech.

在周五的典礼上，穆加比穿着一身学位袍，戴着学位帽。他慢慢地走到讲台上，加入了唱着国歌的人群，开始仪式。但他没有发表演讲。