Switch knife
= switchblade
🧩 词语组成解析
switch
[swɪtʃ]
n. 开关;转换，转换器;软鞭子;[信]接线台;
vt.& vi. 转变，改变;转换;关闭电流;鞭打;
vt. 转换;挥动（棍棒、鞭子等）;迅速转动;鞭打;
vi. 交换;调换;
knife
[naɪf]
n. 刀;匕首;刃部;手术刀;
vt. 切割，刺;伤害;
vi. 劈开;划过;
🗣️ 情景例句
without cultural programs in our school.
我们的学校里没有文化活动。
Operator, you gave me a wrong number.
总机，你给我接错号码了。
We also make the fundamental error of announcing our resolutions to everybody so that we look even more foolish when we slip back into our bad old ways.
我们还犯有一个根本性的错误，即把我们的决心向大家宣布。