shí / yàn / shì / lǐ / tōng / cháng / yòng / huán / yǎng / yǐ / wán / gěi / yī / liáo / qì / xiè / xiāo / dú实验室里通常用环氧乙烷给医疗器械消毒。Ethylene oxide is commonly used to sterilize medical equipment in laboratories.