我们需要长期的解决办法，而不是一时的权宜之计。We need long-term solutions, not short-term Band-Aid ones.双方经过长期的商谈终于达成了妥协。After lengthy talks the two sides finally reached a compromise .长期的干旱天气a prolonged period of dry weather...
Skin is naturally slightly acidic and has a pH of 5.5.皮肤具有天然弱酸性，pH值为5.5。A pH test measures the acidity or alkalinity of a substance.pH值测试可检测物质的酸碱度。Pure water is neutral with a pH of 7.纯水是中性的，酸碱度为7。...
These earrings snap on with special fasteners.这副耳环是用特制的按扣扣上去的.A manufacturer has an automatic machine that produces fasteners.某制造商有一台生产拉链的自动设备.The factory ( work hop, equipment ) produces pipe fittings ( spare parts, fas...