Pick up a necklace that says PT950 SY. What is SY's consciousness? Is it a business logo? Which logo is it?

First of all, this necklace is 950 silver, which should belong to Taobao's "Love Silver" store.

1, square code square code. 2. Steam yacht steam engine speedboat [yacht]. 3.[ Domain] Syrian Arab Republic, Syria. 4. Masturbate the first letter of Chinese Pinyin. Because it is a sensitive word, this abbreviation is more common in the network. Prostitution is a derogatory term in Chinese, so it is not correct. The scientific name should be masturbation. It is normal behavior. In the tennis prince competition, SY means "lucky", that is, Sanada and Yukimura of Sanada Genichirou. It is recognized by most people as a pair of kings. There are also some plots in cartoons and animations. 6. The meaning of homepage is common in forums. 7, the network can also have the meaning of brushing your teeth, doing experiments ... and so on, generally used to tease people who are not pure enough. 8. The abbreviation of "Shenyang" is the capital of Liaoning Province. 9. The abbreviation of Sanya City, Hainan Province. 1 1, SY=shua ya = brush your teeth, which is often used to mix with article 4 in the forum. 12, sy = sound = sound is just the movement of pressure waves in the air. Pressure waves vibrate small bones in the inner ear, and these vibrations are converted into tiny electronic brain waves, which are the sounds we perceive. The inner ear uses the same principle as the sound waves captured by a microphone or the pronunciation of a speaker. Is the relationship between moving mechanical parts and air pressure waves. Naturally, when the acoustic Boeing is turned down and moved slowly and loudly enough, we can actually "feel" the air pressure wave vibrating the body. So we use mixed body parts to perceive sound. 13, Shiyan City, Hubei Province 14, GTV Shiyang, 15, SOYO (Mei Jie) motherboard, 16, Shaoyang City, Hunan Province 17, the "abyss" mode in the game Dungeons and Warriors, The pistol names in games such as CSOL are recognized as the strongest pistol 20, Siyao 2 1, SY= groan 22, and dota's level 3 equipment is scattered against the sword at night (scattered China &; Yaksha) 23。 Brush your teeth. Yes, 25. SY= experiment 26. SY= upstream.