After the train passed, we picked up the fallen coal.
火车经过后，我们捡起掉下来的煤。
We picked up speed as we went downhill.
下山时我们的速度加快了。
We picked up signals for help on the radio.
我们在无线电里收到了呼救信号。
We picked up a foreign broadcast last night.
昨天晚上我们收听到了一个外国电台的广播。
We picked up a foreign broadcast last night.
昨天晚上我们收听到了一个外国电台的广播。
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