Nitrocellulose silk
[化] 硝化纤维(人造)丝
🧩 词语组成解析
n. 硝化纤维\\n[化] 硝酸纤维素
silk
[sɪlk]
n. 丝，蚕丝;丝绸，丝织物;（用于缝纫的）丝线;王室法律顾问;
vi. （玉米）处于长须的阶段中;
adj. 丝的;丝绸的;丝制的;
🗣️ 情景例句
It was an extremely difficult and dangerous task.
这是一项极度困难的危险的工作。
Don't whistle until you are out of the wood.
没有脱离险境，不要过早高兴。
Oh, hi, Jim! What are you going to do next week?
噢，你好，吉姆！你打算下星期做什么？