Vasculation
维管形成
🗣️ 情景例句
You have been working on this for some time, Richard.
你从事这工作已有一段时间了， Richard。
We'll have to check these rates against those charged by other suppliers.
我们必须核查一下由其他供应商提供的费率。
They took with them dogs, rats and plants like the sweet potato,and settled mainly in North Island where the weather was warmer.
他们随身带去了狗、老鼠及像红薯之类的植物，并且大部分定居在气候比较温暖的北岛。