Dideoxy
双脱氧法
🗣️ 情景例句
Fine. The bill comes to $ 300 even.
好。账单上总共是300元整。
Truth needs no colour; beauty, no pencil.
真理不些要色彩，美丽不需涂饰。
When the fire had at last been put out, the forest authorities ordered several tons of a special type of grass-seed which would grow quickly.
在大火最后被扑灭后，森林管理当局订购了好几吨一种生长迅速的特殊类型的草籽。