“English as a second language”概念、定义、翻译-科学时代

单词	English as a second language
释义	请查阅English as a second language--English as a second language（ESL）
随便看	senior business director (SBD) senior capital senior certificate senior citizen senior citizen senior citizen insurance senior class senior college senior comprehensive examination senior consultant senior copywriter (SCW) senior creative director (SCD) senior creditor senior debt senior debt senior designer senior editor senior executive senior executive senior executive senior executive service senior executive service senior executive service--senior executive service (SES) senior executive service (SES) senior high school

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。