necessitate
necessitate
英[nəˈsesɪteɪt]美[nəˈsesəteɪt]
vt.使…成为必要，需要，强迫，迫使；
第三人称单数：necessitates;
过去式：necessitated;
过去分词：necessitated;
现在分词：necessitating;
例句
This may necessitate transmitting and receiving signals in different frequency bands.这可能使在不同频段内发射及接收信号成为必要的.
To map 100 mutants by this method would necessitate nearly 5,000 crosses.用这种方法来绘制100个突变型的遗传图就要做5000个杂交.
The occurrence of peptic ulcer in some pa - tients with hiatal hernia may necessitate considerationof both diagnosis.对一些裂孔病患者,出现消化性溃疡时,须考虑两种疾患的诊断.
The agglomeration and sintering of fine particles can necessitate a lowering in temperature of operation.由于微粒易于聚集和烧结,不得不降低操作温度.
同义词
necessitate的同义词之：
requireoblige柯林斯高阶英汉双解学习词典释义
VERB
使成为必需;需要
If something necessitates an event, action, or situation, it makes it necessary.
例句
A prolonged drought had necessitated the introduction of water rationing...由于持续干旱，用水需要实行配给了。Frank was carrying out fuel-system tests which necessitated turning the booster pumps off.弗兰克在做燃料系统测试，这一测试需要关掉升压泵。英汉词典释义
vt.
使…成为必要, 需要
Your proposal necessitates borrowing money.你的提议使借款成为必要。英英词典释义
Verb
1. require as useful, just, or proper;
"It takes nerve to do what she did""success usually requires hard work""This job asks a lot of patience and skill""This position demands a lot of personal sacrifice""This dinner calls for a spectacular dessert""This intervention does not postulates a patient's consent"2. cause to be a concomitant
