a heavy colorless highly toxic liquid used as a solvent to clean electronic components and for dry cleaning and as a fumigant; causes cancer and liver and lung damage
trichloro- ethylene的用法和样例:
例句
Ethylene and trans-dichloroethylene are both inactive in the infrared in this region. 乙烯和反式二氯乙烯在红外光谱的这个区域不出现吸收峰。