🧩 词语组成解析
preventive
[pri'ventiv, pri:-]
n. 预防;防止;预防措施;预防药;
adj. 预防的;防止的;
attack
[ə'tæk]
vt.& vi. 攻击，进攻，抨击;
n. 攻击;抨击;（队员等的）进攻;（疾病）侵袭;
vt. 抨击;非难;侵袭;损害;
🗣️ 情景例句
Nice to meet you, Mr. Carlson.
很高兴见到你 Carlson先生。
They cannot help but be grieved by the death of a friend.
眼见朋友死亡，自己却无能为力，他们感到深深的悲哀。
It looks like the moon. There are many different kinds of mooncakes.
它看起来像月亮。月饼的种类很多。