trichloroethanal

例句：

1. 1.This chemical is used in the production of pesticides and disinfectants.
   这种化学物质用于生产杀虫剂和消毒剂。
2. 2.The odor of trichloroethanal can be quite strong, so it's important to wear protective gear when handling it.
   三氯乙烷的气味相当强烈，因此处理时务必佩戴防护装备。
3. 3.Trichloroethanal is a toxic substance that can cause respiratory problems if inhaled.
   三氯乙烷是一种有毒物质，吸入后可能导致呼吸问题。