n. [数]数列,序列;顺序;连续;片断插曲;
vt. 使按顺序排列,安排顺序;[生化]确定…的顺序,确定…的化学结构序列;
🗣️ 情景例句
In town. At the hardware store.
在镇上。在五金行里。
To swing
打秋千
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.