Abietin
枞树脂, 松香脂[烯]
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
Whatever is worth doing at all is worth doing well.
凡是值得做的事，就值得做好。
In September 1888 at the age of 19, he sailed to England and after three years' study became a lawyer.
1888年9月，他19岁时乘船去了英国，并在3年的学习之后成为一名律师。