Meaning of ràng:
让
to yield; to permit; to let sb do sth; to have sb do sth; to make sb (feel sad etc)
Tā juédìng jiāng jīhuì ràng gěi qítā rén.
他决定将机会让给其他人。
He decided to yield the opportunity to others.
Qǐng ràng wǒ jìnlái.
请让我进来。
Please let me come in.
Qǐng ràng wǒ lái bāng nǐ.
请让我来帮你。
Please let me help you.
Lǎoshī ràng xuéshēngmen zài kè hòu zuò zuòyè.
老师让学生们在课后做作业。
The teacher had the students do homework after class.
Zhè jiàn shìqíng ràng wǒ hěn nánguò.
这件事情让我很难过。
This matter makes me very sad.
by (indicates the agent in a passive clause, like 被[bei4])
Zhè jiàn shìqíng shì ràng Xiǎomíng wánchéng de.
这件事情是让小明完成的。
This matter was completed by Xiaoming.