真的有毒
字面義：物理上含毒、會致病致死。
poisonous · adjective · B1
Containing poison, or producing poison, so that it can make a person or an animal very ill, or even kill them, if they eat it, breathe it, or touch it.
有毒的
核心畫面
Something that harms you from the inside once it gets in — you eat it, breathe it, or touch it, and it starts doing damage.
一樣東西本身帶著「進到身體裡就會壞事」的性質。它不是像刀子那樣從外面砍你，而是要先進去——吃下去、吸進去、碰到皮膚—…更多收起
一樣東西本身帶著「進到身體裡就會壞事」的性質。它不是像刀子那樣從外面砍你，而是要先進去——吃下去、吸進去、碰到皮膚——然後在裡面慢慢起作用。這個「悄悄滲入、由內破壞」的感覺，就是這個字從蘑菇、蛇一路走到人和氣氛的那條線。Two branches
讓人不舒服的氣氛與人
把「進到體內、由內破壞」整個搬到心理層面：傷害的不是身體，是人的感受和關係，但那種悄悄滲透、待久了就壞掉的過程一模一樣。
hostile atmosphere · adjective · B2
Used about a place, a mood, or a relationship that is full of angry, unfriendly feelings, so that being in it feels unpleasant.
充滿敵意的
原始詞典資料3 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
poisonousadj/ˈpɔɪzənəs/
- 1
Containing sufficient poison to be dangerous to touch or ingest.
- While highly poisonous to dogs, this substance is completely harmless if ingested by humans.
- Nor taint-worm ſhall infect the yeaning herds / Nor penny-graſs, nor ſpearwort's poiſ'nous leaf.
- 2
Of an animal such as a snake or spider, or parts of its body: producing a toxin intended for defensive or offensive use which is usually injected into an enemy or prey by biting or stinging; hence, of a bite or sting: injecting poison.
- Poisonous snakes should only be handled by experienced professionals.
- SERPENT … either that which is not poiſonous: or that which is counted poiſonous, having two long, hollow, moveable teeth, …
- 3
Negative, harmful.
- He didn't want to end up like his grandfather, bitter and intractable, consumed in his hatred like an addict on haze — a poisonous attitude that would possess him all his remaining years.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。