Iron deficiency is characterized by chlorosis between veins in young leaves.
缺铁的特征是嫩叶的叶脉之间萎黄。
A young polio sufferer at Children's Hospital in Boston becomes the first person to use the iron lung artificial respirator.
1928年在波士顿的儿童医院里一个年轻的小儿麻痹症患者成为了第一个“铁肺”人工呼吸机使用者。她几乎是立即从呼吸障碍中恢复过来。
Early the next spring, the wise man had a plan. He took four young men with him to the iron box on wheels. Each man led his donkey.
春天的伊始，那个聪明人有了一个计划。他带了四位年轻的男士跟他去到那个有轮的铁箱子。每个男士带领着他的驴子。
Since we are young architects, we use iron ladders not only to save space but also increase physical activities.
由于我们是年轻的建筑师，使用铁梯不仅可以节省空间，而且能增加一些运动量。
We deem out teachers. They dedicate themselves to their young fold, and use their wit to touch mere iron into gold.
我们敬仰自己的老师，他们将毕生献给了下一代，用智慧将铁锤炼成钢。
For this is a young wood and the iron post is old.
因为这里是幼林，而铁柱是老的。
For this is a young wood and the iron post is old.
因为这里是幼林，而铁柱是老的。
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