In the barn, I found a drum, which used to be part of an old tape-recorder. It's like a guitar, but it has four strings.

在谷仓里，我发现了一面鼓。它之前是旧收音机上的部件，像一把吉他，但只有四根弦。

youdao

This accomplishment was in no small part because of the contributions of four Harvardians.

这一成就在很大程度上归功于四位哈佛校友的贡献。

youdao

This article, the final installment in this four-part series, examines class loader deadlocks and constraint violations.

本文是本系列中的四篇文章的最后一篇，它研究了类装入器死锁和约束违反。

youdao

Four of the five marmosets born as part of the experiment carried the foreign gene in several kinds of tissue.

VOA: special.2009.06.23

The U.S.military says four of its service members have died in what it calls a "complex attack" in the eastern part of Afghanistan.

VOA: standard.2009.09.09

The four former top generals, who were suspected of playing a part in the February,2005 slaying of former Prime Minister Hariri, have been jailed for nearly four years.

VOA: standard.2009.04.30

Twelve schools in Suffolk, England, took part in the four-week study in 2005, which included 97 students, 14 to 16 years old, with back pain.

WSJ: Back Pain: Not Just for Adults

Those taking part in the Final Four Dribble will make their down Andrew Young International Boulevard through the heart of events that are part of the national semifinals.

NPR: FINALS WATCH: Amherst Wins Division III Title

We have, unfortunately, lost three citizens today as a result of the blast in Ankara, but in the later hours there was another attack in Siirt, in a city in the eastern part of Turkey, where four young girls were killed as a result of an attack in a car, and these were civilian citizens.

WHITEHOUSE: President Obama's Bilateral Meeting with Prime Minister Erdogan of Turkey | The White House