Sinister
【双语释义】seeming evil or dangerous; making you think sth bad will happen
adj. 邪恶的; 险恶的; 不吉祥的; 凶兆的
【典型例句】There was something sinister about him that she found disturbing.
他身上有种邪恶的东西让她很不安。
【联想记忆】a sinister motive:邪恶的动机 a sinister action:险恶的行动
a sinister place:不祥之处
Essential
【语法用法】~ (to/for sth)
【双语释义】necessary; indispensable; most important
adj. 必要; 不可缺少; 最重要
【典型例句】Is money essential to happiness?
金钱对於幸福是必不可少的吗?
【典型例句】It's essential for you to attend all the meetings.
你务必要参加所有的会议。