Counting-down circuit
[电] 分频器
🧩 词语组成解析
counting
[['kautiŋ]]
n. 计算\\n[医] 计数
down
[daʊn]
adv. （坐、倒、躺）下;向下;（表示范围或顺序的限度）下至;
prep. （从高处）向下;（表示位置）在…的下方;（表示方向）沿着…向下;（表示时间）自…以来;
adj. 向下的;沮丧的;计算机或计算机系统停机;（以…）落后于对手的;
n. （鸟的）绒羽;绒毛;软毛;汗毛;
vt. 放下;（尤指大口或快速地）喝下;使摔倒;击落（敌机等）;
vi. [常用于祈使句中]下去;下来;卧倒;下降;
🗣️ 情景例句
Please sit down, Alexandra.
请坐 ，Alexandra。
Thank you for showing me the way.
谢谢你告诉我怎么走。
Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound interest law, which was greatly enhanced by the invention of printing.
藏书使教育成为可能，而教育反过来又丰富了藏书，因为知识的增长遵循着一种“滚雪球”的规律。印刷术的发明又大大提高了知识增长的速度。