Conical expander
[建] 圆锥扩展器
🧩 词语组成解析
a. 圆锥形的, 圆锥的\\n[计] 圆锥的
expander
[ɪk'spændə]
n. 使增大者，使身体健壮的强身器具;
🗣️ 情景例句
Have you ever been to Guangzhou?
你以前来过广州吗？
This driver cannot driver any farther because there is a man in the manhole.
由于
It was spring,but the weather was awful.It rained all the time.
是春天，但天气太糟了。一直在下雨。