throttle threshold的用法和樣例：
例句
- However, when the throttle is opened wide, the vacuum is lost and can no longer hold the diaphragm up.
然而節氣門(mén)開(kāi)大時(shí)，真空就消失，并且不再向上吸住膜片。 - Enough air-found mixture can seep around the throttle value and through the idle system to maintain the dieseling.
圍繞在節氣門(mén)處有足夠的空氣燃料混合氣經(jīng)怠速系統泄漏過(guò)來(lái)助長(cháng)了熄不了火現象。
