英和和英

of a low-level

the low quality of something

a high [low] standard of living

the lowest economic or social class

the degree to which a standard is low

the decline of the art of conversation

floor below which wages are not allowed to fall

products of a low standard

decline to a lower status or level

sink to a lower level or form a depression

the state of declining

of something, a state of having a tendency to reduce in size

a definite drop in attendance