caustic

尖酸的、刻薄的、諷刺的

Her caustic remarks about the new manager offended everyone present.

她對新主管的刻薄評論得罪了在場所有人。

腐蝕性的、有腐蝕作用的

The cleaner contains caustic chemicals, so always wear gloves.

這款清潔劑含有腐蝕性化學物質，使用時務必戴手套。

腐蝕劑、苛性鹼專業

Workers must store strong caustics in clearly labeled containers.

工人必須把強腐蝕劑存放在標示清楚的容器中。