Cannulae
套管, 插管
🗣️ 情景例句
Philip and I were living with Grandma and Grandpa. Philip
与我和爷爷， 奶奶住在一起。
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
Is this a map?
这是一张地图吗？