First officer
n. （海军）大副
📖 牛津释义
first officer
officer second in command to a captain on a merchant ship （商船上的）大副.
🧩 词语组成解析
first
[fɝst]
n. 第一，最初;头等;一号，;[乐]高音部;
adv. 最早，最初;首次;宁愿;优先;
adj. 第一流的;最初的，最早的;基本的，概要的;高音的;
num. 第一;
officer
['ɔfɪsɚ]
n. 军官，警官;高级职员;公务员;船长;
v. 指挥;统率;管理;配置军官;
🗣️ 情景例句
What are you talking about?
你在说什么呀？
She never mends her clothes; they all have holes in them.
她从来都不补缀衣服。因此，衣服上到处都是破洞。
His previous attempts had been unsuccessful.
他以前的尝试没有成功。