Penetration core
[机] 增压砂心
🧩 词语组成解析
penetration
[,pɛnɪ'treʃən]
n. 渗透;穿透;[军]突破;洞察力;
core
[kɔ:]
n. 中心，核心，精髓;果心，果核;[地质学]地核;[计] 磁心;
vt. 去（果）核，挖去…的果心;提取岩芯（样品）;
🗣️ 情景例句
Even if you ask me a thousand times, my answer will still be no.
就算你问我一千遍，我还是会说“不”。
Ouch!
好痛呀！
Why don't we go to the office now?
为何我们现在不去办公室呢？