Rackscope
支架式示波器
🗣️ 情景例句
We used to catch crabs.
我们以前常捉螃蟹。
Never neglect an opportunity for improvement.
抓住大好时机，切莫等闲错过。
I went downstairs and sat in front of the television pretending to read.
便来到楼下坐在电视机前假装看书。