Unefficient
无效的, 效率不高的
🗣️ 情景例句
Oh no! It's five thirty.
哎呀 已经五点半了。
He who is ashamed of asking is ashamed of learning.
耻于问者耻于学。
It was one of the biggest buildings of all time and a lot of people from many countries came to see it.
它是有史以来最高大的建筑物之一，因此，人们从各个国家纷纷前来参观。