🧩 词语组成解析
helmet
['hɛlmɪt]
n. 头盔;钢盔;盔形物，盔状物;[植]盔状花冠;
vt. 给…戴上头盔;
flower
['flaʊɚ]
n. 花;精华;开花植物;
vi. 开花;繁荣;成熟;
vt. 使开花;用花装饰;
🗣️ 情景例句
You should use 'officer' to address a policeman.
你应该用 'officer' 来称呼警察。
How much is this rug?
这条地毯多少钱？
He's doing very well in the navy.
他在海军里干得很出色。