n. 上端;头脑;头部;首脑,首长;
vt. 用头顶;前进;作为…的首领;站在…的前头;
vi. 朝…行进;出发;向…方向移动;船驶往;
adj. 头的;在前头的;首要的;在顶端的;
🗣️ 情景例句
Fruit is good or your health.
水果有益健康。
Merry Christmas!
圣诞快乐!
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.