Some rooms in Home Inn are marked as "internal guests". What does this mean?

Some rooms in Home Inn are marked as "internal guests", which refers to Chinese mainland people.

1, pinyin: [nè ib Ι n]

2. Basic definition: refers to domestic guests. Opposite the foreign guests

3. Make sentences:

(1) At the same time, the effects of Bingham fluid yield stress and plastic viscosity on straight pipe turbulence are discussed.

(2) The banquet hall of the Great Hall of the People was full of guests and friends, and the atmosphere was festive and warm.

The content of this program is about the Great Green Wall.

(4) In addition to the five mountains, transform the Three Rivers, expand the territory and benefit the poor South China Sea.

(5) Wu Jiaquan is a guest, Ruyang Wang sits at the head of the main table, accompanied by the most prominent princes and nobles.

The living room was crowded with guests. When Su Xiang came in, he was surrounded by a series of fuels, and everyone got up to meet him.

(7) This story is so long that it can't be finished even for a few days. However, there is nothing in it, and everything is vague and far away. zaojv.com

(8) The restaurant is full and business seems to be good. The word "Ji Ling" is written on a string of lanterns at the door.

(9) When I came to the inn, I saw a cloud of guests and the bartender interspersed with laughter. Although there are many guests, it is quite comfortable.

(10) The beggar ate for a while, grabbed a roast chicken on the table and went out. The man got up and rubbed his chest. When he saw all the guests in the shop looking at him, he felt his face was dull and he fled the hotel.

(1 1) At noon, Miss Ruoxian, who was tired and hungry, took Huang to the biggest restaurant in town. At this time, the restaurant was crowded with guests.

(12) As soon as he entered Baiyun Pavilion, Gao Fei was surprised and stood there. The fragrant wine came to my face, and the hall was full of guests, but there were no seats.

(13) But as soon as the Jade Buddha was put away, a dozen people jumped off the eaves and threw themselves into the hall. With swords in their hands, they frightened the guests in the hall and hid everywhere.