Sour gum
[植物]多花紫树(Nyssa sylvatica)
🧩 词语组成解析
sour
['sauə]
adj. 有酸味的;敌对的;坏脾气的;别扭的;
vi. 变酸，变馊;发酵;厌烦;败坏;
vt. 变坏，恶化;使变酸;使失望;使不毛;
n. 酸味;苦事;
gum
[ɡʌm]
n. 口香糖;树胶;黏胶;牙龈;
vt.& vi. 胶合;涂以树胶;使…有粘性;
🗣️ 情景例句
You have excelled youself this time, well done!
这一次你超水平发挥了，干得不错！
The stations are always full of people.
火车站里经常挤满了人。
In it there was a boatman fast asleep.
船上有一船夫在呼呼大睡。