primary valve的用法和樣例：
例句
- He checked the flow of water by shutting off the main valve.
通過(guò)關(guān)上主閥他中斷了水流。
primary valve的相關(guān)資料：
臨近單詞
primary low
primary
primary vocational education
primary composition analysis
primary spherical aberration
Primary Ocular Nerve Atrophy
primary-level organization
primary instruction pipeline
primary engineered abilities
primary school young teacher
Primary glomerular hematuria
Primary Mission Gross Weight
