Bowdrill
n. (原始人用来取火或钻洞的)弓钻
🗣️ 情景例句
She is making steady progress in her learning.
她在学习中不断进步。
You guys are sexists.
你们男人都是色鬼。
The first question to answer is whether a planet can actually support life.
第一个需要解答的问题是一颗行星是否有能够维持生命的条件。