Unsourced
adj. （故事、引文）找不到来源的
🗣️ 情景例句
And take measures to reinforce them. Please set your mind at rest.
并采取措施加固。请放心好了。
I'm going to show him how to write.
我正要指点他如何写字。
Four years later, she left the children's home and entered an institution for the blind, where she learnt braille.
4年之后，她离开孤儿院，进入一盲人学校，学习布莱叶盲文。