insertion
n
1 [U] ~ (into sth) inserting or being inserted 插入; 放入; 置入
the insertion of a coin into a slot 往投币孔塞进一枚硬币. 2[C]
thing inserted, eg an announcement or advertisementput in a newspaper 插入物(如在报纸上刊登的启事或广告).
🗣️ 情景例句
Well, before I go to college,
嗯,在我进大学之前,
Most things have two handles.
大多数事物总有两种解释。
Most business letters around the world are written in English.