Ballast resistor
[化] 镇流器; 镇流电阻器
🧩 词语组成解析
ballast
['bæləst]
n. 压舱物，压载物;道渣，碎石;镇流器;<比喻>沉着;
vt. 给某物装上压舱物;给…铺道渣;使稳定;使沉着;
n. 电阻器\\n[化] 电阻器
🗣️ 情景例句
He is a tremendous walker.
他很能走路。
It doesn't make any difference.
都一样。
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看来人类早就致力于探索四季变迁了，比人们想像的要早20，000年。