Meaning of dìng:
订
to agree; to conclude; to draw up; to subscribe to (a newspaper etc); to order
Wǒmen xūyào dìng yī gè míngquè de shíjiān lái jiànmiàn.
我们需要订一个明确的时间来见面。
We need to agree on a specific time to meet.
Wǒmen jìhuà dìng jiǔdiàn fángjiān.
我们计划订酒店房间。
We plan to book a hotel room.
Tāmen zhèngzài wèi nà chǎng huódòng dìng jìhuà.
他们正在为那场活动订计划。
They are drawing up plans for that event.
Wǒ měinián dūhuì gěi zìjǐ dìng yī fèn bàozhǐ.
我每年都会给自己订一份报纸。
I subscribe to a newspaper for myself every year.
Wǒ zuótiān zài xiàn shàng dìng le yī běn shū.
我昨天在线上订了一本书。
I ordered a book online yesterday.