A toxic gas, colorless, odorless, tasteless, and initially non-irritating, is very difficult for people to detect.

是一种有毒气体，无色无味，最初无刺激性，人们难以发现。

youdao

Uses: pharmaceutical raw materials of respiratory type, a potent non-narcotic antitussive, primarily used for irritating cough and cough caused by a variety of reasons.

用途：呼吸系统类医药原料，非麻醉性强效镇咳药，主要用于刺激性干咳和各种原因引起的咳嗽。

youdao

A non-irritating, effective way to quickly restore moisture and help heal dry, chapped lips and cheeks.

无任何刺激性，能够快速有效的恢复水分并且帮助缓和 唇部 或 脸颊 干燥起皮！

youdao