Alkynyl compounds
[机] 炔基化合物
🧩 词语组成解析
炔基
n. 场地( compound的名词复数 ); 复合物; （筑有围墙的）院子; 复合词\\nv. 调和( compound的第三人称单数 ); 使混合; 使严重; 调停
🗣️ 情景例句
Don't worry.
别担心。
My head has been hurting.
我头痛。
But in an old man who has known human joys and sorrows,
可是老年人已经饱尝了人间的甘苦，