noun🔗Share腐蚀剂，苛性剂 Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic."The caustic spilled on the science lab table quickly ate away at the plastic. "不小心洒在实验室桌上的腐蚀剂很快就将塑料腐蚀掉了。substancechemistrymedicineChat with AIVocabulary GamePractice Reading
noun🔗Share焦散 The envelope of reflected or refracted rays of light for a given surface or object."The swimming pool's surface rippled, creating a bright, wavering caustic on the underside of the bridge. "游泳池的水面泛起涟漪，在桥的下面形成了一道明亮而摇曳的焦散光纹。physicsappearanceChat with AIVocabulary GamePractice Reading
noun🔗Share包络线，焦散。 The envelope of reflected or refracted rays for a given curve."The caustic of the magnifying glass's lens focused the sunlight into a tiny, intensely hot spot. "这 个 放大镜 镜片 的 焦散 把 阳光 聚焦 成 一 个 极 小 极 热 的 光 点。physicsmathChat with AIVocabulary GamePractice Reading
noun🔗Share火碱，苛性钠 Caustic soda."The lab assistant carefully handled the caustic soda, knowing it could burn skin. "实验助理小心地处理着火碱，因为他知道它会灼伤皮肤。compoundsubstancechemistryChat with AIVocabulary GamePractice Reading
adjective🔗Share腐蚀性的，刻薄的 Capable of burning, corroding or destroying organic tissue."The spilled drain cleaner was so caustic that it burned a hole through the countertop. "洒出来的下水道清洁剂腐蚀性太强了，把台面烧了个洞。chemistrymedicinebiologysubstancematerialChat with AIVocabulary GamePractice Reading
adjective🔗Share尖刻，刻薄，讽刺。 (of language, etc.) Sharp, bitter, cutting, biting, and sarcastic in a scathing way."Her caustic comments about the presentation made everyone feel uncomfortable. "她对演示文稿的尖刻评论让每个人都感到不舒服。languagewritingliteraturecommunicationwordcharacterattitudeChat with AIVocabulary GamePractice Reading
