Preamplifiers
(preamplifier 的复数) n. 前置放大器\\n[计] 前置放大器
🗣️ 情景例句
Hi. Fill 'er up.
嗨， 把油箱加满。
The (or A) beggar may sing before the thief (or footbad).
既是穷光蛋，何虑窃贼偷。
The harder you work, the richer you will become.
工作越努力，你就越富裕。