?? 詞語組成解析
genus
['d?i:n?s]
n. （動植物的）屬;類;種;型;
胡桃
??? 情景例句
What was your graduation thesis on?
你畢業論文是什么題目？
The remembrance of past sorrow is joyful.
記住過去的不幸使人愉快。
Have your mechanics finished yet?
你們的機械師修好了嗎？