少尉至上校阶级的各指挥官( commanding officer的名词复数 );
They must also obey the orders of commanding officers.
他们还必须遵守指挥官的命令.
Commanding officers rave about the better class of recruits coming in.
指挥官们醉心于招收高质量的新兵进来.
Since early morning, though it was forbidden to go up to the line, the commanding officers could not keep the inquisitive soldiers back.
从清早起,虽然禁止人们走近散兵线,可是首长们没法赶走那些好奇的人。
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