If allowed to come into contact with the skin, croton oil causes blistering and painful skin irritation which can last up to three weeks.

如果这种油滴到皮肤，立马就会起泡并伴有疼痛感，这种感觉会持续三周。

youdao

It felt strange to the touch, as if coated with something that wouldn't allow his skin to come in contact with the metal.

它摸起来有点奇怪，好像被包裹着什么东西不允许他的皮肤和金属接触。

youdao

Harmful: possible risk of irreversible effects through inhalation, in contact with skin and if swallowed.

有害的：经吸入、与皮肤接触和吞食可能有不可逆作用的风险。

youdao

Sarin is a colourless and highly toxic nerve agent that can cause convulsions, paralysis and death within minutes if it is absorbed through inhalation, ingestion, or contact with skin or eyes.

BBC: US has 'some confidence' Syria used chemical weapons