Lip-syncing
n. 与（录好的话语、声音或嗓音等）对口型
🧩 词语组成解析
lip
[lip]
n. 嘴唇;（杯，壶等的）口，边缘;〈俚〉无理的回答;〈美〉律师;
adj. 唇的;口头上的;唇音的;
vt. 用嘴唇接触;接吻;〈俚〉轻轻地说，唱;把高尔夫球打到穴边而未进去;
[口语]【电影、电视】\\nn. [亦作 synch]；= synchronization\\nvi., vt. = synchronize
🗣️ 情景例句
It doesn't need any alterations. We must've bought the right size.
不需作任何修改。我们一定是买对了尺寸。
The president must have the approval of Congress to declare war.
总统若要宣战，必须获得国会的承认。
Sam and Lin Tao meet outside the school gate.
山姆和林涛在校门口相遇。