Cascade centripetal
[化] 多段冲击采样器
🧩 词语组成解析
centripetal
[sɛn'trɪpɪtl]
adj. 向心（力）的;
centr 【希腊语传入拉丁语】 =center,表示”中心”#词根助记：centri+pet追＋al→追求中心的→向心的##pet =seek,表示”追寻,寻求”#词根助记：centri中心+per+al→追求中心的=向心的
🗣️ 情景例句
We'll come upstairs and get you in a little while.
我们待会儿就上楼来带你下去。
Can we change the channel?
能换个频道吗？
The leader of the party was examining the soil near the entrance to the cave when the machine showed that there was gold under the ground.
当这个队的队长正在检查洞口附近的土壤时，那台机器显示出它的下面埋有金子。