下列句子的意思是否大致相同?
Freeze drying is a method whereby water is rapidly evaporated from frozen food in order to preserve it.
Freeze drying is a method that water is rapidly evaporated from frozen food in order to preserve it.
下列句子的意思是否大致相同?
The rate at which a material heats up depends on its chemical composition.
The rate that a material heats up depends on its chemical composition.