Does the human brain weigh about half a pound, one pound or two pounds?
译句： 人类大脑的重量大约是半磅，一磅还是两磅？
答案： two pounds
词汇：
weigh/weɪ/
vt. & vi. 称…的重量
vt. 权衡; 考虑
[惯用语]：
weigh on 重压于；使苦恼
weigh up 权衡；估量；称
weigh in 加入比赛；比赛前量体重
weigh down 使颓丧；压低；重于
weigh out 称出
[例句]：
• How much do you weigh, Ross?
罗斯，你多重？
• It weighs less than one AA battery.
它比一节AA电池还轻。
• He spoke very slowly, weighing his words.
他说话慢条斯理，字斟句酌。
pound /paʊnd/
n. 英镑；重击
vt. 捣烂；敲打；监禁
vi. 连续重击，猛击
[惯用语]：
by the pound 按每磅(计价)
pound on 重击；猛打
[例句]：
• They can weigh more than 300 pounds.
它们的重量可以超过300磅。
• My heart pounded through my chest.
我的心在胸腔中狂跳。
