Barrows
n. 独轮车( barrow的复数形式 ); 双轮手推车; 古坟; 阉猪
🗣️ 情景例句
sleep over Friday and Saturday night
星期五和星期六晚上在那儿过夜
Would you like to leave a message?
你想留下一条消息吗？
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。