Cold alkylation
[建] 冷冻烷基化
🧩 词语组成解析
cold
[kold]
adj. 寒冷的;冷淡的，无情的;失去知觉的;[艺]有冷感的，冷色的;
n. 寒冷;感冒，伤风;
adv. 完全地;
n. 烷化作用, 烷化\\n[化] 烷基化; 烷基取代
🗣️ 情景例句
Excuse me. My name is Richard Stewart.
对不起 我叫Richard Stewart。
He who does not rise early never does a good day's work.
起身不早，一天的工作难做好。
Oh dear! It's very warm in this clasroom, isn't?
天哪，这屋里真暖和，不是吗？