diazotroph怎么读？

n.固氮生物...

jag的第三人称单数（三单）为：jags...

rope的近义词/同义词有：riata, lasso, lariat, range, swing, elbowroom, scope, hand, room, tolerance, free, rein, be, know, informed, familiar, aware, gen, inside, have, the, in, info, miserable, sick, hope, at, without, heart, des...

aboveground的音标：aboveground的英式发音音标为：[ə'bʌvˌgraʊnd]aboveground的美式发音音标为：[ə'bʌvˌgraʊnd]...

n.锔...

We attended evensong as well as morning service.我们参加了晚祷和晨祷....

v.（汽车等）调低速挡( downshift的现在分词 )...

内刺螨亚科...

他不是因为这次战争才被征召入伍的，他是自愿加入海军的。He wasn't drafted for the war; he volunteered for the Navy.许多应征入伍者对被迫服兵役愤愤不平。Many conscripts resent having to do their military service.3,000名男子应征入伍。Three thousand men were enlisted....

yield的现在完成时为：yielded...

negative的现在完成时为：negatived...

St Peters-burg's night life ranks as more exciting than the capital's.圣彼得堡的夜生活比首都的更刺激。Is there a Burg King around here?这附近有汉堡王 吗 ?D . S . Burg planet - pure German brand, the piano crown.Burg 帝斯伯格 —— 纯真的德国品牌, 钢...

microconformation的音标：microconformation的英式发音音标为：[maɪkrəʊkɒnfɔ:'meɪʃn]microconformation的美式发音音标为：[maɪkroʊkɒnfɔ'meɪʃn]...

甲氟磷...

“非常”的拼音为：fēi cháng...

v.（使某物）变酸，变馊， （使某人）阴郁( sour的第三人称单数 )，关系、态度、人等（使）变坏，恶化...