start-gas flame 小心点火
A coal slipped, the fire crackled and sent up a spurt of flame, and he woke with a start.
一块煤滑了下来，火噼啪作响，喷出一股火焰，把他吓醒了。
Is chemistry doomed from the start? Will it fizzle and die just as fast as the flame was lit?
性化学反应只能从头开始吗？它只是像火苗一样瞬间闪亮然后就销声匿迹吗？
To start the engine, one must first light the small flame beneath the hot ignition tube and crank the engine once using the crank; these preparations take only a minute.
要启动发动机，首先得点燃热管，再转动曲柄轴，发动机便启动，这些准备工作只需一分钟。
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