the core or crux of a matter or argument

• the essential point at issue

事情或论点的核心

• 关键要点

a small lump, knob, or rounded protuberance

• a short leftover piece, as of a pencil or chalk

小疙瘩、小凸起

• 剩下的短小残段，如铅笔或粉笔头

slang: an inexperienced person, especially in gaming

• often mildly pejorative, variant of noob

俚语：新手，尤指游戏领域

• 常带轻微贬义，noob 的变体

to push or nudge lightly

• to hit a ball weakly, producing a soft tap

轻轻推动或轻推

• 轻轻击球，力量很小