373. Families of as many as 10 people have had to shelter under a single tent and share cookstoves and bathing facilities with neighbors.
as many as本意为“有……之多”，此处强调数量之多，意为“多达”。如:
The bus can hold as many as 100 people.这辆公共汽车可以搭载多达100人。
We sat in the shade sheltering from the sun.我们坐在树荫下，免得被太阳晒。facility意为“设施，设备”。如:
The hotel has special facilities for disabled people.该酒店有专供残疾人使用的设施。
shelter可作及物动词，意为“保护，掩蔽，收容”，可用于shelter sb./sth from的结构之中。如:
They tried to help shelter the homeless.他们努力帮助庇护无家可归者。
Trees shelter the houses from the wind.树为房子挡住了风。