Intake valve(for air)
[化] 进气阀; 进气门
🧩 词语组成解析
🗣️ 情景例句
He graduated from medical school in 1960
他在一九六零年从医学院毕业，
He who has not tasted bitter knows not what sweet is.
不吃苦中苦，哪知甜中甜。
One does not have to go outside for amusement, since the collection is housed at home.
人们不必走到户外去寻求娱乐，因为收藏品都是存放在家中。