First investment
[医] 内层包埋料, 内层围模料
🧩 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;
🗣️ 情景例句
Hey, what did you do on your trip?
嗨，旅游时玩的怎么样？
Textile business has become more and more difficult since the competition grew.
随着竞争的加剧，纺织品贸易越来越难做了。
Hi, this is Steve. Is Pippa there?
你好。我是史蒂夫。皮帕在那吗？