bulky
单词辨析：
普通用词，主要形容面积、体积、范围之大，可与 large 换用，但更为通俗；形容人的时候，既可指身材高大，又可以表示职位、等级和辈分很高。
The box is too big/large to carry.
箱子太大了，搬不动。
That police officer is a big man.
那个警察是个大块头。
Several big men in the entertainment industry came into the studio.
几位娱乐界要人来到了演播室。
形容某物体积大而笨重，难以携带或存放；也可指人又高又胖的。
You'd better not take that bulky piece of luggage.
你最好不要带那件笨重的行李。
He is a bulky man.
他是个大胖子。
表示体积、尺寸、程度等大于一般的，相当于 very big。
There are great white poplars along the road.
沿路有很多高大的白杨树。
They could be in great danger.
他们会处于极大的危险之中。
普通用词，主要用于形容面积、体积、数量、重量；指人时表示身材高大的。
We rarely see large trees in that country.
在那个国家，我们基本没看到大树。
It'll add up to a large amount.
总数将相当可观。
He's a very large child.
这个孩子个头很大。
相关例句：
Some aircraft are designed to carry bulky freight or vehicles.
有些飞机设计得能运载体积大的货物或车辆。
Furniture is so bulky, it takes so much room.
家具体积太大，占了太多空间。
The technology of bulky top produced by dry spinning acrylic tow is introduced.
介绍了干法腈纶的制条生产工艺。
However, the primary structures will become too bulky and complex due to the additional sensors and actuators.
但在原结构上附加的传感器和作动器，使得结构过于庞大和复杂；
He usually wears a bulky waterproof suit and a metal helmet that make it difficult to move about.
他通常穿着笨重的防水服，戴着金属头盔，活动不便。
The first electronic computers used vacuum tubes and other components, and this made equipment very large and bulky.
第一批电子计算机使用真空管和其他元件，这是设备变得十分庞大。