T-shirt is usually buttonless, collarless, and pocketless, with a round neck and short sleeves.
恤通常是短袖圆领的,一般没有钮扣、领子或口袋。
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Pocket billiards such as modern-day pool and snooker were around, but they were considered to be the ill-bred cousins of carom billiards, which used a pocketless table.