Vacuum-flask
n. 保温瓶, 热水瓶
🧩 词语组成解析
flask
[flæsk]
n. 瓶，长颈瓶;[化]烧瓶;火药筒;[机]沙箱;
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
If you're hungry, we can eat dinner now.
如果你饿了，我们现在就去吃饭。
Where are you going to meet?
你们打算在哪里见面？