Triheptin
三庚精, 甘油三庚酸酯
🗣️ 情景例句
I'm eager to hear about the proposed Stone Project in more details.
我想知道有关已提出的“世通计划”的更多细节。
Did you work all day?
你整天工作吗？
Once there was an old tiger.
从前有一只年迈的老虎。