Tetranucleotide
四核苷酸
🗣️ 情景例句
Most of the building in this town are rather unattractive, but this church is an exception.
这个城市中大部分建筑都不太好看，但这座教堂是个例外。
It takes a bit of nerve to cross these chain bridges.
过这种铁锁桥需要有点胆量才行。
One wants to meet like-minded collectors, to get advice, to compare notes, to exchange articles, to show off the latest find.
收藏者要会见情趣相投的收藏者，以获取教益，交流经验、交换收藏品，炫耀自己的最新收藏。