http://www.pons.de/produkte/3-12-517841-X/（牛津大学出版社授权产品）
http://www.pons.de/produkte/3-12-517841-X/（牛津大学出版社授权产品）
在《PONS词典》中的词汇
在《PONS词典》中的词汇
| I | arc |
|---|---|
| you | arc |
| he/she/it | arcs |
| we | arc |
| you | arc |
| they | arc |
| I | arced |
|---|---|
| you | arced |
| he/she/it | arced |
| we | arced |
| you | arced |
| they | arced |
| I | have | arced |
|---|---|---|
| you | have | arced |
| he/she/it | has | arced |
| we | have | arced |
| you | have | arced |
| they | have | arced |
| I | had | arced |
|---|---|---|
| you | had | arced |
| he/she/it | had | arced |
| we | had | arced |
| you | had | arced |
| they | had | arced |
单语范例（未经PONS编辑处理）
At the age of 14yrs he studied locally to be a welder, and began to perform as a singer.
en.wikipedia.org At the age of 14, he began an apprenticeship as a miner, and later trained to become a welder.
en.wikipedia.org At the age of 17 he was an apprentice welder when he started performing country and western music at week-ends.
en.wikipedia.org Companies employing welders are also being sued, for what colloquially is known as welders' disease.
en.wikipedia.org Pipeline maps were frequently created by welders working on the pipeline, and the maps were frequently sold to tourists or given away as gifts.
en.wikipedia.org