Left null element
[计] 左零元
🧩 词语组成解析
left
[lɛft]
adj. 左边的，左侧的;左派的;
n. 左，左面;[军]左翼;左派，激进分子;
adv. 向左;在左边;
v. 离开( leave的过去式和过去分词);
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
Your birthday is tomorrow, isn't it?
你明天生日 ，是吗？
Which one is the longest river in China?
中国哪条河流最长？
The bridge has been washed away by the floods.
桥已经被洪水冲走了。