Plomatron
栅控汞弧管, 具有控制栅的汞弧整流器
🗣️ 情景例句
How much did you estimate this job is going to cost us?
你估计这工作要花我们多少钱？
His confidence can be destroyed by a harsh word.
他的信念，只要受到严厉的批评就会崩溃。
Anthropologists wondered where the remote ancestors of the Polynesian peoples now living in the Pacific Islands came from.The sagas of these people explain that some of them came from Indonesia about 2,000 years ago.
其中一部分是约在2，000年前从印度尼西亚迁来的。