🧩 词语组成解析
joint
[dʒɔint]
adj. 共同的，联合的;共享的;两院的;连带的，共同的;
n. [解]关节;接合处;下流场所;一块烤肉（英式英语）;
vt. 结合，联合;为…装上接头，使…有接缝;
n. 族长( chief的复数形式 ); 酋长; 首领; （公司或机构的）首领
🗣️ 情景例句
It's called
它的题目是
What's in it for me?
我有什么好处？
which is, in fact, much more complicated.
地震波的运动实际比这要复杂得多。