1. 避让
1. Avoid：Available Functions 有效功能 | Avoid 避让 | AVOID CLEARANCE 避让安全平面
2. 避让
2. keep clear：right of way:航行权 | keep clear:避让 | opposite tacks:异舷风,相对舷风
3. Yield：Caution pedestrian crossing 当心行人 | Yield 避让 | To cross street push button wait for walk 行人穿越先按钮等候
4. Aoid：Aailable Functions 有效功能 | Aoid 避让 | AOID CLEARANCE 避让安全平面