Three-element
三元
🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
He accepted an offer of help.
他接受了援助的建议。
Don't take any chances.
不要存侥幸心理。
There was also a great deal of machinery on display.
参展的还有很多机器，