Serration broach
[机] 锯齿拉刀
🧩 词语组成解析
n. 锯齿状, 锯齿边\\n[医] 锯齿形, 锯齿构造
broach
[brotʃ]
vt. 谈起;打开并开始用;用凿子扩大（或修光）;（在桶上）钻孔取液体;
vi. <海>（船）突然横转;
n. （烤肉用的）炙叉;胸针;
broach=broch刺，缝 → 钻孔器；开瓶塞；提出问题
🗣️ 情景例句
We're organizing an informal party, and I'd like you to come.
我们计划组织一个非正式聚会，我想请你参加。
Help yourself, please.
请自己用。
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。