Conic chain
[机] 球面链条
🧩 词语组成解析
a. 圆锥的, 圆锥形的\\n[医] 圆锥形的
chain
[tʃen]
n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物;
vt. 用铁链锁住;监禁，束缚;
🗣️ 情景例句
What did he say? Did you tell him about me?
他怎么说？ 跟他谈到我吗？
Do you ever do exercises on Saturday?
你曾经在星期六做练习吗？
Excuse me. Are the hourse-drawn streetcars free?
对不起，这些马车是免费乘坐的吗？