林下植被和死地被物层在系统养分循环中具有重要作用。
The understory vegetation and dead litter play a great role in the nutrient cycling of the ecosystem.
盖革计数器(Geiger counter)被用来测量原子衰变时的放射线，如果原子发生衰变，盖革计数器将会触发氰化物气体的释放，致猫于死地。
Geiger counter was included to measure radiation if at some point an atom decayed. Should that happen, the Geiger counter would trigger the release of cyanide gas, which would kill the cat.
盖革计数器(Geiger counter)被用来测量原子衰变时的放射线，如果原子发生衰变，盖革计数器将会触发氰化物气体的释放，致猫于死地。
A Geiger counter was included to measure radiation if at some point an atom decayed. Should that happen, the Geiger counter would trigger the release of cyanide gas, which would kill the cat.
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