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
with onion and french fries.
附加洋葱和炸薯条。
The doctor said it's just a slight infection, There's nothing to worry about.
医生说只是轻微的感染，不需要担心。
We need three times as much as we originally ordered.
原来的三倍。