日期:
来源:雅诚德英语网
The level of formaldehyde gas in her kitchen was twice the maximum allowed by federal standards for chemical workers.
她厨房的甲醛气体含量是联邦为化工工人设立的最大值标准的两倍。
The level of formaldehyde gas in her kitchen was twice the maximum allowed by federal standards for chemical workers.
她厨房的甲醛气体含量是联邦为化工工人设立的最大值标准的两倍。