Thraclene
(=6-methyl hepten-5-yl-acetate)乙酸-6-甲基庚烯-5-酯
🗣️ 情景例句
Stay on that road, and you'll cross a blue bridge.
沿着路开下去 ，你会经过一座蓝色的桥。
Who is speaking?
请问是谁打来的？
Sending a fax is more expensive than posting a letter, but much quicker.
发传真比寄信要贵些，但是要快得多。