n.曲折
In seven years from 2000 to 2006，Sino-Russian trade has much sinuation，but it is rising in generally. 从2000年到2006年的7年时间里，中俄贸易虽然一波三折，但总体上还是呈上升趋势。
The equipment renewal or remake is a long-term hard task and the sinuation or conflict probably appears. 摘要设备的更新改造是实验室工作一项长期而又艰巨的任务。
n.暗示；暗讽；影射
隐语
