Aluminum triacrtate
[機] 三乙酸鋁
?? 詞語組成解析
??? 情景例句
While it may be cold outside, it's always warm here in the office.
外面可能很冷的時候，辦公室里面總是很暖和。
Mary, this is Joe's brother David.
瑪麗，這是喬的兄弟戴維。
There is a bridge over the river.
河上有一座橋。