Spear drill
[医] 剑头锥
🧩 词语组成解析
spear
[spɪr]
n. 矛;枪;（某些植物的）嫩枝;貌，标枪;
vt. 用矛刺;用鱼叉捉;〈美俚〉得到，捕到;刺，戳;
adj. 父系的，右边的;
drill
[drɪl]
n. 操练;钻头;军事训练;（应对紧急情况的）演习;
vt.& vi. 钻（孔）;打（眼）;操练;训练;
vt. 作…演习，操练;
🗣️ 情景例句
Well, Robbie told me when he gave me this.
嗯，当Robbie送给我这个的时候他告诉了我。
A man can never thrive who had a wasteful wife.
妻子浪费无度，丈夫不会出头。
The administrative overheads of a business are low to the extent that everyone working in the business can be trusted to behave in a way that best promotes the interests of the firm.
如果企业中的每个人都在真诚地为提高企业利润而工作，那么企业的管理费用就会降低到相应的程度。