low没有名词。
By evening i was in low spirits again .到晚上我的情绪又消沉下来了。
He 's in low water now ， being out of job .现在他失业了，手头很紧。
Millikan used a value about 1% too low .密立根所用的值大约偏低1。
She looked at the lower part of the carriages .她凝视着车厢的下面。
The small lower hole is that for the injector .下方小洞用于装喷嘴。
