Know sth by heart
记住,背熟,牢记在心,熟悉某事
🧩 词语组成解析
know
[no]
v. 知道;了解;认识;确信;
n. 知情;
[医] 生长激素
by
[baɪ]
prep. 在…旁边;表示方式;由于;经过;
adv. 经过;表示保留或保存时用;短暂拜访;
heart
[hɑrt]
n. 心，心脏;感情;要点;胸部;
vt. 鼓励;激励;
vi. 结心;
🗣️ 情景例句
He's not interested in settling down.
他不想稳定下来。
Because hs is thinking of majoring in this subject at the university.
因为他考虑把此学科作为在大学里的专业。
Vipers (adders) and rattlesnakes manufacture the blood poison, which is known as haemolytic.
蝰蛇（蝮蛇）和响尾蛇产生血液毒素，称为溶血性毒液。